History of Celtic F.C. in Timeline

Celtic Football Club, a professional football club based in Glasgow, Scotland, competes in the Scottish Premiership. Founded in 1887 to alleviate poverty among Irish-Scots in Glasgow's East End, Celtic played their first match in 1888. The club quickly became a force in Scottish football, securing six consecutive league titles in the early 1900s. Under the management of Jock Stein during the 1960s and 70s, Celtic achieved remarkable success, including nine successive league titles and winning the 1967 European Cup. The team's iconic green and white hooped jerseys have been a fixture since 1903.

1901: Belfast Celtic Incorporation

In 1901, Belfast Celtic was incorporated as a limited company and adopted the name "Belfast Celtic."

August 1903: New Kit Debut

On August 15, 1903, Celtic donned their now iconic green and white hooped tops for the first time in a match against Partick Thistle.

1903: Adoption of the hoops

In 1903, Celtic adopted the iconic green and white hoops on their shirts, a design that has remained a symbol of the club ever since.

1903: Formation of Lurgan Celtic

In 1903, Lurgan Celtic was originally formed with the aim of representing the Roman Catholic community, adopting the name and colours of Celtic.

1905: Scottish League Championship win

In 1905, Celtic won the Scottish League Championship as part of their impressive streak of six consecutive titles.

1906: John Glass Share Passed to Thomas White

In 1906, upon the death of John Glass, his shares in Celtic F.C. passed on to Thomas White.

1907: Scottish Cup Win

In 1907, Celtic achieved a historic feat by winning the Scottish Cup, marking the first time a Scottish club had ever won the double.

1908: Scottish Cup Win

In 1908, Celtic continued their success by winning the Scottish Cup again, further solidifying their dominance in Scottish football.

1908: Cleator Moor Celtic F.C. Founded

In 1908, Cleator Moor Celtic F.C. was founded by Irish immigrants employed in the local iron ore mines.

1910: Scottish League Championship win

In 1910, Celtic concluded their impressive run by winning their sixth consecutive Scottish League Championship.

November 1915: Start of Unbeaten Run

In November 1915, Celtic began a remarkable unbeaten streak, which lasted until April 1917, showcasing their dominance during World War I.

April 1917: End of Unbeaten Run

In April 1917, Celtic's impressive unbeaten run, which had started in November 1915, came to an end after 62 matches, marking a significant milestone in the club's history.

1923: Jimmy McGrory loan to Clydebank

In 1923, Jimmy McGrory was loaned to Clydebank during a season, showcasing his early career development before becoming a Celtic legend.

1931: Robert Kelly became a director of the club

In the late 1940s, Robert Kelly, son of James Kelly, became chairman of the club after having been a director since 1931.

January 1938: Record Attendance at Celtic Park

On January 1, 1938, Celtic Park saw its record attendance of 83,500 at an Old Firm derby.

January 1940: Willie Maley's Retirement Announcement

In January 1940, Willie Maley's retirement was announced, marking the end of his nearly 52-year tenure with Celtic, initially as a player and later as secretary-manager.

February 1940: Jimmy McStay Appointed Manager

In February 1940, Jimmy McStay succeeded Willie Maley as the manager of Celtic, taking on the role during the challenging period of the Second World War.

May 1945: Victory in Europe Cup Win

In May 1945, Celtic celebrated Victory in Europe Day by winning the Victory in Europe Cup, a one-off football match organized to commemorate the end of the war in Europe.

1945: Numbered Shirts Introduced

From 1945 onwards numbered shirts slowly came into use throughout Scotland.

1945: Jimmy McGrory becomes manager

In 1945, former Celtic player and captain Jimmy McGrory took over as manager, marking a new era for the club.

1949: Belfast Celtic withdrew from the Irish League

In 1949, Belfast Celtic withdrew from the Irish League.

May 1953: Coronation Cup Win

In May 1953, under Jimmy McGrory's management, Celtic triumphed over Arsenal, Manchester United, and Hibernian to secure the Coronation Cup, a special tournament commemorating the coronation of Elizabeth II.

1954: League and Cup double

In 1954, Jimmy McGrory led Celtic to achieve a League and Cup double, showcasing the team's success under his leadership.

October 1957: Scottish League Cup Win

On October 19, 1957, Celtic achieved a resounding victory over Rangers in the Scottish League Cup final at Hampden Park in Glasgow, retaining the trophy with a dominant 7–1 scoreline, which remains the highest-scoring British domestic cup final.

1957: Scottish League Cup final victory

Celtic won the 1957 Scottish League Cup final, resulting in a dominant 7-1 scoreline.

1957: Terraces Covered

In 1957 the terraces at Celtic Park were covered to give supporters protection from the elements.

1960: Numbers Compulsory

By 1960, numbered shirts became compulsory in Scotland.

1964: Jimmy Farrell becomes a director

In 1964, Jimmy Farrell, a partner in the Shaughnessy law firm with long-standing connections to Celtic, was invited to become a director.

1965: The Celtic View Newspaper Launch

In 1965, Celtic began publishing its own newspaper, The Celtic View, which is now the oldest club magazine in football. Circulation initially reached around 26,000 copies.

1965: Jock Stein Appointed Manager

In 1965, Jock Stein succeeded McGrory as Celtic's manager, marking the beginning of a highly successful era for the club.

1966: Celtic's greatest season

In 1966, Celtic had their greatest season, winning the Scottish league championship, the Scottish Cup, the League Cup, and the Glasgow Cup alongside the European Cup.

May 1967: European Cup Victory

On May 25, 1967, Celtic, under the leadership of Jock Stein, defeated Inter Milan 2–1 at the Estádio Nacional in Lisbon to become the first British team to win the European Cup. The team won every competition it entered that year.

1967: European Cup win

In 1967, Celtic enjoyed their greatest success by winning the European Cup, marking a significant milestone in the club's history.

1968: Domestic Treble Win

In the 1968-69 season, Celtic achieved a domestic treble, their first time this had been accomplished since then.

1969: Mangaung United Founded

In 1969, Mangaung United was founded in Bloemfontein, South Africa, later becoming Bloemfontein Celtic F.C.

1970: European Cup Final Appearance

In 1970, Celtic reached the European Cup final again, but were defeated 2–1 by Feyenoord at the San Siro in Milan.

1970: First European final since 1970

In 1970, Celtic reached their first European final since 1970.

1970: Establishment of Donegal Celtic

In 1970, Donegal Celtic was established, taking on the Celtic part of its name due to the local following for Scotland's Celtic and formerly Belfast Celtic.

1971: Floodlights Installed

By 1971, floodlights had been installed at Celtic Park.

1974: Ninth Consecutive League Title

In 1974, Celtic's Scottish Championship win marked their ninth consecutive league title, equalling the joint world record at the time.

1975: Numbered Shirts Worn in Europe

From 1975 onwards, numbered shirts were worn in European competition.

1977: Club Crest Adopted on Shirts

In 1977, Celtic adopted the club crest on their shirts. The outer segment was reversed out, with white lettering on a green background on the team shirts. The text around the clover logo on the shirts was also shortened from the official club crest to "The Celtic Football Club".

1980: Fan Fight

Both sets of fans fought on the pitch after Celtic's victory in the 1980 Scottish Cup final at Hampden Park.

1982: League Title Win

In 1982, Celtic won the League Title, before retaining the league title in 2001.

June 1983: Billy McNeill leaves Celtic

In June 1983, Billy McNeill left Celtic F.C. after his request for a contract and pay rise was publicly rebuffed by the board. He moved on to manage Manchester City.

1984: First Shirt Sponsorship

In 1984, Celtic secured their first shirt sponsorship with Fife-based double glazing firm CR Smith, who had their logo emblazoned on the front of the team jersey.

1984: Molemela takes over Mangaung United

In 1984, the then owner Molemela took over Mangaung United and changed the name to Bloemfontein Celtic.

1986: Jack McGinn becomes chairman

In 1986, Jack McGinn became the chairman of Celtic F.C.

1987: David Hay's transfer difficulties

In 1987, David Hay, Celtic's manager, faced difficulties with the Celtic board when trying to sign players to compete with high-spending Rangers. The board refused to pay for them.

1987: Centenary Season Success

In their Centenary season of 1987–88, Celtic achieved a Scottish Premier Division and Scottish Cup double, marking a significant milestone in the club's history.

1988: Centenary Crest Worn

For Celtic's centenary year in 1988, a commemorative crest was worn, featuring the Celtic cross that appeared on their first shirts.

1989: Celtic's annual budget

In 1989, Celtic's annual budget was £6.4 million, about a third as much as Barcelona's, with a debt of around 40% and on-field success deteriorating.

1989: Reinstatement of 1977 Crest

In 1989, the 1977 version of the club crest was reinstated for the 1989–90 season.

May 1990: Michael Kelly and Brian Dempsey join the board

In May 1990, Michael Kelly and Brian Dempsey were invited to join the Celtic board.

1990: Special Olympics European Games

In 1990, Celtic Park hosted the Special Olympics European Games.

1991: Sponsorship Switch to Peoples

In the 1991–92 season, Celtic switched shirt sponsorship to Glasgow-based car sales company Peoples.

1992: Unsponsored Shirts

The club failed to secure a shirt sponsor for season 1992–93, and for the first time since the early 1980s Celtic took to the field in "unblemished" hoops. Despite the loss of marketing revenue, sales of the new unsponsored replica top increased dramatically.

1993: CR Smith Returns

In 1993, CR Smith returned as shirt sponsors in a four-year deal.

1993: Fans protest against the board

In 1993, fans began organising pressure groups to protest against the board, with "Celts for Change" being one of the most prominent. They supported a takeover bid led by Fergus McCann and Brian Dempsey.

March 1994: Fergus McCann Takes Control

In March 1994, Fergus McCann took control of the club and initiated a plan to demolish the old terraces and develop a new stadium in a phased rebuild.

March 1994: McCann Buys Celtic

On March 4, 1994, Fergus McCann bought Celtic for £9 million, wresting control from the family dynasties. He turned Celtic into a public limited company through a share issue and oversaw the building of a new stadium.

August 1994: Hampden Park Season

In August 1994, Celtic spent the 1994–95 season playing at Hampden Park, costing the club £500,000 in rent, due to the redevelopment of Celtic Park.

1994: David Low advises Fergus McCann on Celtic takeover

In 1994, David Low advised Fergus McCann on his takeover of Celtic.

1994: Numbers Move to Shirts

In 1994, the Scottish Football League instructed Celtic to wear numbers on their shirts from the start of the 1994–95 season, ending the tradition of wearing numbers on their shorts.

1995: Celtic Charity Fund Formed

In 1995, the Celtic Charity Fund was formed with the aim of "revitalising Celtic's charitable traditions".

1996: Old Firm Violence

Admissions to hospital emergency rooms have been reported to increase ninefold over normal levels on Old Firm Derby days.

1996: Bhoys Against Bigotry

In 1996, Celtic launched its Bhoys Against Bigotry campaign, later followed by Youth Against Bigotry to "educate the young on having ... respect for all aspects of the community – all races, all colours, all creeds".

August 1998: New Stadium Completion

In August 1998, the phased rebuild of Celtic Park was completed, with the total cost of the new stadium amounting to £40 million.

1998: League Title Win

In 1998, under manager Wim Jansen, Celtic won the league title and prevented Rangers from breaking their nine-in-a-row record.

May 1999: Fan Disorder at Celtic Park

In May 1999, there was serious fan disorder during an Old Firm match played at Celtic Park; missiles were thrown by Celtic fans, including one which struck referee Hugh Dallas, who needed medical treatment, and a small number of fans invaded the pitch.

September 1999: McCann announces sale of Celtic stake

In September 1999, McCann announced the sale of his 50.3% stake in Celtic, wanting ownership to be spread widely among existing shareholders and season-ticket holders. He sold 14.4 million shares at 280 pence each, earning £40 million and leaving Celtic with a £31 million profit.

June 2000: Martin O'Neill Appointed Manager

In June 2000, Martin O'Neill, a former European Cup winner, took charge of Celtic, marking the beginning of a successful managerial tenure.

August 2000: Old Firm Victory

In late August 2000, Martin O'Neill's first Old Firm game resulted in a 6–2 victory for Celtic, their biggest win over Rangers since the 1957 Scottish League Cup final.

2000: Celtic win Scottish Cup

In 2000, Celtic won the Scottish Cup.

2000: Celtic win Scottish Premier League

In 2000, Celtic won the Scottish Premier League.

2001: Celtic win Scottish Premier League

In 2001, Celtic won the Scottish Premier League.

2001: League Title Retention

In 2001-02, Celtic retained the league title for the first time since 1982, demonstrating their continued dominance in Scottish football.

2002: Launch of Channel67

In 2002, Celtic launched Channel67 (previously known as Celtic Replay), an Internet TV channel that broadcast Celtic's own content worldwide and offered live match coverage to subscribers outside the UK.

2002: Celtic ranked in Deloitte Football Money League

In 2002, Celtic was ranked in the Deloitte Football Money League, which lists the top 20 football clubs in the world according to revenue, based on the 2000-01 season.

2002: Greatest-ever Celtic team voted by supporters

In 2002, supporters voted for the greatest-ever Celtic team.

May 2003: UEFA Cup Final Travel

In May 2003, an estimated 80,000 Celtic supporters, many without match tickets, traveled to Seville in Spain for the UEFA Cup final. The club's fans subsequently received awards from UEFA and FIFA for their behavior at the match.

2003: UEFA Cup Final Run

During the 2003-04 season, Celtic reached the UEFA Cup final.

2003: Celtic win Scottish Cup

In 2003, Celtic won the Scottish Cup.

2003: Celtic win Scottish Premier League

In 2003, Celtic won the Scottish Premier League.

2003: Yeovil Town F.C. inspired by Celtic's UEFA Cup run

In 2003, Somerset club Yeovil Town F.C. modified their uniform to emulate Celtic's, inspired by the Scottish club's UEFA Cup run.

2003: Celtic reach UEFA Cup final

In 2003, after McCann's departure, Celtic reached the UEFA Cup final, marking a significant achievement following investment in players.

2003: UEFA Cup Final and Fair Play Awards

In 2003, approximately 80,000 Celtic fans traveled to Seville for the UEFA Cup final, where their exceptionally loyal and sporting conduct earned them Fair Play awards from both FIFA and UEFA, despite their team's defeat.

2003: Estimated Fan Base

In 2003, it was estimated that Celtic had a fan base of nine million people, including one million in the US and Canada.

2003: Old Firm Violence

In the period from 1996 to 2003, eight deaths in Glasgow were directly linked to Old Firm matches, and hundreds of assaults.

2004: Launch of Celtic TV

In 2004, Celtic launched their own digital TV channel called Celtic TV, which was available in the UK through Setanta Sports on satellite and cable platforms.

2004: Celtic win Scottish Cup

In 2004, Celtic won the Scottish Cup.

May 2005: Martin O'Neill's Resignation Announcement

On May 25, 2005, Celtic announced that Martin O'Neill would resign as manager to care for his wife, Geraldine, who had lymphoma.

June 2005: Gordon Strachan Appointed Manager

In June 2005, Gordon Strachan was announced as Martin O'Neill's replacement as manager of Celtic, marking a new chapter for the club.

2005: Special Olympics National Games

In 2005, Celtic Park hosted the Special Olympics National Games.

2005: Nike Kit Deal

In 2005, Celtic ended their long association with Umbro, who had supplied their kits since the 1930s, and entered into a contract with Nike.

2005: Celtic issue share offer to raise £15 million

In 2005, Celtic issued a share offer to raise £15 million, with 50 million new shares priced at 30p each. Majority shareholder Desmond bought around £10 million worth of shares. The funds were intended to build a new training center and youth academy, expand the global scouting network, invest in coaching and player development programs, and reduce debt. The share issue was successful, with more applicants than shares available.

2005: Celtic win Scottish League Cup

In 2005, Celtic won the Scottish League Cup.

2006: Celtic ranked in Deloitte Football Money League

In 2006, Celtic was ranked in the Deloitte Football Money League, which lists the top 20 football clubs in the world according to revenue, based on the 2004-05 season.

2006: Celtic win Scottish Cup

In 2006, Celtic won the Scottish Cup.

2006: Celtic win Scottish Premier League

In 2006, Celtic won the Scottish Premier League.

2006: Champions League Knockout Stage Qualification

In 2006-07, Gordon Strachan guided Celtic to their first UEFA Champions League knockout stage, marking a significant achievement for the club.

October 2007: Opening of Lennoxtown training centre

In October 2007, the new Lennoxtown training centre, funded by the 2005 share offer, was opened.

2007: Celtic launch women's first team

In 2007, Celtic launched their women's first team, sometimes known as Celtic Women. They reached the Scottish Women's Cup final in their first season.

2007: Celtic win Scottish Cup

In 2007, Celtic won the Scottish Cup.

2007: Celtic win Scottish Premier League

In 2007, Celtic won the Scottish Premier League.

2007: Special Crest Introduced

In 2007, to mark the 40th anniversary of their European Cup win, a special crest was introduced for the 2007–08 season. The star that represents this triumph was retained when the usual crest was reinstated the following season.

2007: Champions League Knockout Stage Qualification

In 2007-08, Celtic repeated the feat of qualifying for the UEFA Champions League knockout stage under Gordon Strachan's guidance.

2008: Celtic ranked in Deloitte Football Money League

In 2008, Celtic was ranked in the Deloitte Football Money League, which lists the top 20 football clubs in the world according to revenue, based on the 2006-07 season.

2008: Celtic win Scottish League Cup

In 2008, Celtic won the Scottish League Cup.

2008: Protests over poppy wearing

In 2008, groups of fans protested against the team wearing the poppy for Remembrance Day, as the symbol is opposed by Irish Republicans due to its association with the British military. Celtic expressed disapproval of these protests.

May 2009: Gordon Strachan's Departure

In May 2009, Gordon Strachan departed from Celtic after failing to win the SPL title, bringing an end to his tenure as manager.

June 2009: Celtic TV stops broadcasting

In June 2009, Celtic TV stopped broadcasting due to the collapse of Setanta in the UK.

June 2009: Tony Mowbray Takes Charge

In June 2009, Tony Mowbray assumed the role of manager at Celtic, succeeding Gordon Strachan.

November 2010: SPL Record Win

In November 2010, Celtic achieved a remarkable feat by setting an SPL record for the biggest win in SPL history, defeating Aberdeen 9–0 at Celtic Park.

2010: Celtic Women win first trophy

In 2010, Celtic Women won their first trophy, the Scottish Women's Premier League Cup.

2010: Celtic win Scottish Cup

In 2010, Celtic won the Scottish Cup.

2010: Protests over poppy wearing

In 2010, groups of fans protested against the team wearing the poppy for Remembrance Day, as the symbol is opposed by Irish Republicans due to its association with the British military. Celtic expressed disapproval of these protests.

August 2011: Testimonial match for John Kennedy

On August 9, 2011, Celtic held a testimonial match in honour of former player John Kennedy and donated the entire proceeds to Oxfam due to the humanitarian crisis in East Africa. An estimated £300,000 was raised.

December 2011: Donation to Yorkhill Hospital

In December 2011, Celtic donated £3000 to Yorkhill Hospital.

2011: Relaunch of Celtic TV as an online service

In 2011, Celtic TV was relaunched as an online service and replaced Channel 67.

2011: High Average Home Attendance

In 2011, Celtic had the highest average home attendance of any Scottish club and the 12th highest average league attendance out of all the football clubs in Europe.

2011: Annual charity fashion show

In 2011, Celtic held an annual charity fashion show at Celtic Park. The main beneficiaries were Breast Cancer Care Scotland.

2011: Celtic win Scottish Premier League

In 2011, Celtic won the Scottish Premier League.

2011: Celtic's financial results show debt reduction and profit

In 2011, Celtic's financial results showed the club's debt had been reduced from £5.5 million to £500,000, and a pre-tax profit of £100,000 was achieved, compared to a loss of over £2 million the previous year. Turnover decreased by 15% from £63 million to £52 million.

2011: UEFA and SPL investigation into pro-IRA chants

In 2011, UEFA and the Scottish Premier League investigated Celtic F.C. over pro-IRA chants by fans at different games. UEFA fined Celtic £12,700, while the SPL took no action.

May 2012: Celtic rated 37th in Brand Finance's valuation of football clubs

In May 2012, Celtic were rated 37th in Brand Finance's annual valuation of the world's biggest football clubs. Celtic's brand was valued at $64 million (£40.7 million), $15 million more than the previous year, marking the first time a Scottish club had been ranked in the top 50.

November 2012: 125th Anniversary and Barcelona Victory

In November 2012, Celtic celebrated their 125th anniversary, marked by a Champions League victory against Barcelona, solidifying a memorable week for the club.

2012: Celtic win Scottish Cup

In 2012, Celtic won the Scottish Cup.

2012: Celtic win Scottish Premier League

In 2012, Celtic won the Scottish Premier League.

2012: Retro Kit Designed

In 2012, a retro-style kit was designed by Nike, that included narrower hoops to mark the club's 125th anniversary. A special crest was introduced with a Celtic knot design embroidered round the traditional badge. A third-choice strip based on the first strip from 1888 was also adopted for the season.

September 2013: Celtic Charity Fund Raised Over £5 Million

By September 2013, the Celtic Charity Fund had raised over £5 million.

October 2013: So Foot Ranking

In October 2013, French football magazine So Foot published a list of whom they considered the "best" football supporters in the world. Celtic fans were placed third, the only club in Britain on the list, with the magazine highlighting their rendition of "You'll Never Walk Alone" before the start of European ties at Celtic Park.

2013: CIES Study of Stadium Attendance

A study of stadium attendance figures from 2013 to 2018 by the CIES Football Observatory ranked Celtic at 16th in the world during that period.

2013: Celtic win Scottish Premier League

In 2013, Celtic won the Scottish Premier League.

March 2014: Third Consecutive League Title

In March 2014, Celtic secured their third consecutive league title, accompanied by goalkeeper Fraser Forster's record of 1,256 minutes without conceding a goal in a league match.

June 2014: Ronny Deila Appointed Manager

On June 6, 2014, Ronny Deila was appointed as the manager of Celtic, marking a new era for the club.

2014: UK Home Attendance Ranking

During the 2014–15 season, Celtic had the sixth-highest home attendance in the UK.

2014: Commonwealth Games Opening Ceremony

In 2014, Celtic Park hosted the Opening Ceremonies of the Commonwealth Games.

2014: Celtic win Scottish League Cup

In 2014, Celtic won the Scottish League Cup.

March 2015: New Balance Kit Deal

In March 2015, Celtic agreed a new kit deal worth £30 million with Boston-based sportswear manufacturer New Balance to replace Nike from the start of the 2015–16 season.

2015: Celtic win Scottish Premier League

In 2015, Celtic won the Scottish Premier League.

April 2016: Deila Announces Departure

In April 2016, after being eliminated from the Scottish Cup by Rangers, Ronny Deila announced his decision to leave the club at the end of the season.

May 2016: Brendan Rodgers Announced as Manager

On May 20, 2016, Brendan Rodgers was announced as the successor to Ronny Deila, marking a new chapter for Celtic.

July 2016: Rail Seating Installation

In July 2016, Celtic Park became the first British football stadium to install a "rail seating" (safe standing) area in the ground.

November 2016: Tifo commemorated

Celtic fans made a tifo commemorating the 50th anniversary of the club's European cup win. This moment got them the FIFA Fan Award of October 2017.

November 2016: 100th Major Trophy Win

In November 2016, Celtic secured their 100th major trophy by defeating Aberdeen 3–0 in the League Cup final, adding to the club's illustrious history.

2016: Celtic win Scottish Cup

In 2016, Celtic won the Scottish Cup.

2016: Celtic win Scottish Premier League

In 2016, Celtic won the Scottish Premier League.

April 2017: Sixth Successive League Title

In April 2017, Celtic clinched their sixth successive league title with a record eight league games to spare, demonstrating their dominance in Scottish football.

August 2017: Tifo commemorated

Celtic fans made a tifo commemorating the 50th anniversary of the club's European cup win. This moment got them the FIFA Fan Award of October 2017.

October 2017: FIFA Fan Award

On October 23, 2017, Celtic fans were awarded with the FIFA Fan Award for their tifo commemorating the 50th anniversary of the club's European cup win. The award celebrates the best fan moment of November 2016 to August 2017.

November 2017: End of Unbeaten Run

In November 2017, Celtic's impressive unbeaten domestic run of 69 games came to an end with a loss to Hearts, surpassing their own 100-year-old British record of 62 games.

2017: Celtic win Scottish Cup

In 2017, Celtic won the Scottish Cup.

2017: Celtic win Scottish Premier League

In 2017, Celtic won the Scottish Premier League.

2017: Lisbon Lions Tribute Kits

In 2017, all of the kits for the 2017–18 season paid tribute to the Lisbon Lions, with the kits having a line on each side to represent the handles of the European Cup. The kits also included a commemorative crest, designed specifically for the season.

April 2018: Seventh Consecutive League Title

In April 2018, Celtic secured their seventh consecutive league title, continuing their dominance in Scottish football.

June 2018: Stadium Improvements Announced

In June 2018, Celtic announced a series of stadium improvements that would be implemented before the 2018–19 season, including new LED floodlights, a new entertainment system, a stadium-wide PA system, and a new hybrid playing surface.

December 2018: Celtic Women become first professional women's team in Scotland

In December 2018, Celtic announced a move to full-time training for Celtic Women, making them the first professional women's football team in Scotland.

2018: CIES Study of Stadium Attendance

A study of stadium attendance figures from 2013 to 2018 by the CIES Football Observatory ranked Celtic at 16th in the world during that period, and their proportion of the distribution of spectators in Scotland at 36.5%, the highest of any club in the leagues examined.

2018: Celtic win Scottish Cup

In 2018, Celtic won the Scottish Cup.

2018: Celtic win Scottish Premier League

In 2018, Celtic won the Scottish Premier League.

December 2019: League Cup Win

In December 2019, Celtic, led by Lennon, secured a 1–0 victory against Rangers in the 2019 Scottish League Cup final, marking the club's tenth consecutive domestic trophy.

2019: Third Consecutive Domestic Treble

In 2019, Celtic secured an unprecedented third consecutive domestic treble by defeating Hearts 2–1 in the Scottish Cup final, with Neil Lennon confirmed as the club's new manager.

2019: Celtic win Scottish Cup

In 2019, Celtic won the Scottish Cup.

2019: Celtic win Scottish Premier League

In 2019, Celtic won the Scottish Premier League.

2019: Hurricanes F.C. rebrands as Celtic FC America

In 2019, Hurricanes F.C. of Houston, Texas rebranded as Celtic FC America.

March 2020: Adidas Partnership Announced

In March 2020, Celtic announced a new five-year partnership with Adidas starting on 1 July 2020, in a deal believed to be the biggest kit sponsorship ever in Scottish sport.

March 2020: League Suspension

In March 2020, with Celtic 13 points ahead in the league, professional football in Scotland was suspended due to the COVID-19 pandemic in the United Kingdom.

May 2020: Celtic Crowned Champions

In May 2020, Celtic were officially confirmed as champions following a SPFL board meeting, where it was decided that completing the full league campaign was not possible.

June 2020: Celtic players and managers in Scottish Football Hall of Fame

As of June 2020, 27 Celtic players and managers have been inducted into the Scottish Football Hall of Fame.

July 2020: Adidas Partnership Begins

On July 1, 2020, Celtic's new five-year partnership with Adidas began, marking the start of what is believed to be the biggest kit sponsorship deal in Scottish sport.

2020: Temporary cease of production for The Celtic View

In 2020, The Celtic View magazine saw a temporary cease of production due to the outbreak of the COVID-19 pandemic in the UK.

February 2021: Lennon Resigns

In February 2021, Neil Lennon resigned as manager, with Celtic trailing 18 points behind Rangers, effectively ending their hopes of winning 'ten in a row' league titles. John Kennedy took interim charge of the team.

August 2021: Restart of The Celtic View production

In August 2021, Celtic announced the restart of the production activities for The Celtic View magazine, which was turned into a 100-page, quarterly publication.

2022: South Lismore Celtic FC Champions

In 2022, South Lismore Celtic FC were the champions of the FFNC Premier League.

2024: Scottish League Championship win

In 2024, Celtic won the Scottish league championship, marking their joint-record 55th title.

April 2025: League Title Secured

On April 26, 2025, Celtic secured their fourth consecutive league title after defeating Dundee United 5–0, representing their 13th title in the previous 14 league campaigns and 55th league title overall.