A closer look at the biggest achievements of Claressa Shields. Awards, milestones, and records that define success.
Claressa Shields is a highly accomplished American professional boxer and mixed martial artist. She is a multi-division world champion, having held titles in five weight classes, including undisputed titles at light middleweight and middleweight. She holds the record for becoming a two, three, four, and five-division world champion in the fewest professional fights. As of late 2022, she was ranked as the world's best active female middleweight by BoxRec and the best active female boxer, pound for pound, by ESPN and The Ring. She also won the undisputed female heavyweight title since February 2025.
In 2010, Andrecia Wasson was the world champion, Claressa Shields defeated her at the 2012 Olympic Trials.
In 2011, Claressa Shields won the middleweight title at the National Police Athletic League Championships, was named top overall fighter, and qualified for the U.S. Olympic Trials.
In February 2012, Claressa Shields won the U.S. Olympic Trials in the 165 lb middleweight division, becoming the youngest boxer at the event.
In April 2012, Claressa Shields won her weight class at the Women's Elite Continental Championships in Cornwall, Ontario, defeating Mary Spencer of Canada.
In October 2012, Claressa Shields won gold at middleweight in the open division at her second National PAL Championships, defeating Franchón Crews-Dezurn in the finals.
In 2012, at the Summer Olympics in London, Claressa Shields, aged 17, won the gold medal in the women's middleweight division, becoming the first American woman to win a boxing gold medal.
In 2013, Claressa Shields won gold in the middleweight class at the IBA Youth World Boxing Championships in Bulgaria, defeating Elżbieta Wójcik.
In June 2014, Claressa Shields won gold at middleweight in the Pan American Olympic Festival finals against Yenebier Guillén.
In 2015, Claressa Shields became the first American to win titles in women's boxing at the Olympics and Pan American Games and served as Team USA's flag bearer at the closing ceremony.
In 2015, Claressa Shields defended her gold at the U.S. National Championships by defeating Raquel Miller in the finals.
In May 2016, Claressa Shields won gold at the World Championships defeating Nouchka Fontijn by unanimous decision.
In November 2016, Claressa Shields officially turned professional and won her first match against Franchón Crews-Dezurn by unanimous decision.
In December 2016, Claressa Shields became the third woman and second female boxer to grace the cover of The Ring magazine.
In 2016, Claressa Shields won her second gold medal at the Olympics in the women's middleweight division.
On March 10, 2017, Claressa Shields won the North American Boxing Federation middleweight title by TKO against Szilvia Szabados, headlining on ShoBox.
On June 16, 2017, Claressa Shields headlined the "Detroit Brawl" and won her bout against Sydney LeBlanc by decision after eight rounds.
On August 4, 2017, Claressa Shields defeated Nikki Adler at MGM Grand Detroit for the WBC super-middleweight belt and the vacant IBF super-middleweight belt by 5th round TKO.
From 2017 to 2018, Claressa Shields held the WBC and IBF female super middleweight titles.
On January 12, 2018, Claressa Shields retained her WBC and IBF female super middleweight titles and won the WBAN super-middleweight title by defeating Tori Nelson after 10 rounds.
On June 22, 2018, in her sixth fight, Claressa Shields defeated Hanna Gabriel by unanimous decision, winning the vacant WBA and inaugural IBF middleweight belts, becoming a two-weight world champion in the fewest professional fights. She also experienced her first knock down.
On December 8, 2018, Claressa Shields fought Femke Hermans on HBO, her first appearance on the network, as part of the last boxing card to occur on HBO, winning by unanimous decision.
From 2017 to 2018, Claressa Shields held the WBC and IBF female super middleweight titles.
In 2018, the Boxing Writers Association of America named Claressa Shields the Female Fighter of the Year.
On April 13, 2019, Claressa Shields became the undisputed women's middleweight world champion, unifying the WBA, WBC, IBF and WBO middleweight titles and The Ring magazine's inaugural middleweight belt after defeating Christina Hammer by unanimous decision.
In 2019, Claressa Shields first held the undisputed female middleweight title.
On January 10, 2020, Claressa Shields defeated Ivana Habazin by unanimous decision to win the vacant WBO junior middleweight title, becoming the fastest ever to win titles in 3 divisions.
On March 5, 2021, Claressa Shields defeated Marie-Eve Dicaire by unanimous decision to retain her super welterweight titles and claim the IBF 154-pound belt and vacant WBA light middleweight strap, becoming the first boxer to hold undisputed titles in two weight classes.
In March 2021, Claressa Shields held the undisputed female light middleweight title.
On June 10, 2021, Claressa Shields made her MMA debut at PFL 4 against Brittney Elkin, winning the fight via technical knockout in round three.
On February 5, 2022, Claressa Shields retained her WBA, WBC, IBF, and The Ring female middleweight titles and won the WBF female middleweight title by unanimous decision against Ema Kozin.
On June 19, 2022, Claressa Shields' hometown of Flint, Michigan, renamed a street in her honor.
As of October 2022, Claressa Shields is ranked the world's best active female middleweight by BoxRec, and the best active female boxer, pound for pound, by ESPN and The Ring.
On February 24, 2024, Claressa Shields faced Kelsey DeSantis at PFL vs. Bellator, winning by split decision after struggling to make weight and forcing her opponent to fight up two weight classes.
On July 27, 2024, Claressa Shields won the vacant WBF heavyweight and WBO light heavyweight titles against Vanessa Lepage-Joanisse via second-round TKO at Little Caesars Arena in Detroit, MI.
In 2024, Claressa Shields held the undisputed female middleweight title for the second time.
On February 2, 2025, Claressa Shields defeated Danielle Perkins by unanimous decision to become the undisputed heavyweight champion at Dort Financial Center in Flint, Michigan, becoming the only three-division undisputed champion of the four-belt era. Following her win over Perkins, Shields tested positive in competion for marijuana.
Since February 2025, Claressa Shields has held the undisputed female heavyweight title and the WBO female light heavyweight title.