Zhang Zhizhen is a Chinese professional tennis player who achieved a career-high ATP singles ranking of No. 31 in July 2024, making him the highest-ranked Chinese male tennis player as of July 2023. He also attained a doubles ranking of No. 47 in July 2024. Currently the No. 1 Chinese player, Zhang's accomplishments include three singles and two doubles titles on the ATP Challenger Tour, and two singles and two doubles titles on the ITF Futures Tour. He won a silver medal in mixed doubles at the 2024 Summer Olympics.
In 1937, Kho Sin-Kie achieved a milestone.
The year 1968 is referenced in the context of Zhang being the first male Chinese in the Open Era to qualify at Wimbledon.
In October 1996, Zhang Zhizhen was born. He would later become a professional tennis player.
In 1996, Zhang Zhizhen was born in Shanghai to a sports-oriented family.
From 2008, Zhang Zhizhen was coached by Shao Donglu.
In 2012, at sixteen years old, Zhang Zhizhen received a wild card entry into the qualifying draw of the Shanghai Rolex Masters.
In 2013, Wu Di played at the Australian Open, one of the other Chinese men to play singles in the main draw of a Grand Slam since 1968.
In 2013, Zhang made his ITF Men's Circuit debut in May at the USA F12 challenger.
Until 2013, Zhang Zhizhen was coached by Shao Donglu.
In 2014, Zhang played sporadically on the ITF Men's Circuit, finishing the year with thirteen participations and a quarterfinal showing at a Futures tournament in Cyprus.
In 2014, both Wu Di and Zhang Ze played at the Australian Open.
In December 2015, Zhang fractured a bone in his left foot during a sprinting exercise.
In 2015, Zhang made his ATP tour debut at the Shenzhen Open, defeating Go Soeda in the first round.
In 2015, Zhang won the Mont-de-Marsan Futures tournament, marking his first ITF World Tennis Tour title.
From September 2016, Zhang's ranking hovered around 800.
In 2016, Zhang Zhizhen signed with Croatian tennis agent Ivan Ljubicic and moved his main residence to Lošinj Island, Croatia.
In 2016, Zhang inexplicably missed the first four months of the ATP World Tour, and when he did arrive, he returned on the 2016 ITF Men's Circuit.
By May 2017, Zhang Zhizhen regained his form after recovering from a foot injury.
In May 2017, Zhang reached a third Futures final in Lu'an, China, losing to Alexander Sarkissian.
A reference to Jack Sock being a former top-ten player and the 2017 Rolex Paris Masters champion.
In 2017, Zhang won the China Tennis Grand Prix Cup title for the first time after defeating Te Rigele.
Reference to Zhang's previous ATP Tour quarterfinal, highlighting the significance of his recent achievement in 2022.
A reference to Marco Cecchinato's 2018 French Open semifinal appearance, highlighting the level of competition Zhang faced.
In 2018, Zhang experienced early losses on both the ATP Challenger Tour and the ITF Men's Circuit, and he retired due to injury against Andy Murray in Shenzhen.
A reference to Zhang's challenger final in 2019, highlighting his recent performance.
During the fall hard-court swing of 2019, Zhang won the Jinan International Open and reached the second round of the China Open.
In 2019, Zhang had multiple quarterfinal appearances on the ITF Men's World Tennis Tour and the ATP Challenger Tour.
In October 2019, Zhang made his ATP Tour Masters 1000 debut at the Rolex Shanghai Masters and won the Shenzhen Longhua Open.
Zhang finished 2019 with a career high year-end ranking of 138.
In 2020, Rajeev Ram and Joe Salisbury were champions.
Zhang skipped most of the abridged 2020 ATP Tour season due to the Coronavirus pandemic.
In 2021, Zhang Zhizhen became the first Chinese man in the Open Era to play in the main draw at Wimbledon.
In 2021, Zhang qualified for the Wimbledon Championships main draw, becoming the first male Chinese player in the Open Era to qualify at Wimbledon.
In 2021, Zhang started with losses at the Istanbul Challenger and Dubai, followed by a semifinal placing at the Biella Challenger Indoor, and failing to qualify for the French Open.
Reference to Zhang's injury at the 2021 Hamburg European Open, which affected his ranking.
Zhang's 2021 season ended abruptly due to an injury obtained against Federico Delbonis in Hamburg.
In June 2022, Zhang Zhizhen graduated with a degree in human resources management from Shanghai Jiao Tong University.
In October 2022, Zhang became the first Chinese male player to reach the top 100 in the ATP singles rankings.
In October 2022, Zhang reached his first ATP Tour-level quarterfinal since 2017 at the Astana Open and became the first Chinese male player in the Open era to reach the top 100.
In 2022, Zhang made a quarterfinal appearance at the San Luis Potosi Challenger and semifinal appearances at the Tallahassee Tennis Challenger and the Tunis Open.
In 2022, Zhang reached the final of the Platzmann-Sauerland Open and the semifinals of the Brawo Open.
In 2022, Zhang won his first Challenger title in nearly three years at the Internazionali di Tennis del Friuli Venezia Giulia in Cordenons, Italy.
In July 2023, Zhang Zhizhen became the highest-ever ranked Chinese male tennis player.
In 2023, Zhang Zhizhen became the first Chinese man to reach an ATP Tour Masters 1000 quarterfinal in Madrid.
In July 2024, Zhang Zhizhen achieved a career-high ATP singles ranking of world No. 31 and a doubles ranking of No. 47. He also won a silver medal in mixed doubles at the Summer Olympics.