Jan Choinski

Jan Choinski (; born 10 June 1996 in Germany) is a British tennis player who competes mainly on the ATP Challenger Tour. Choinski has a career high ATP singles ranking of world No. 75 achieved on 13 July 2026 and a doubles ranking of No. 622 achieved on 7 January 2019.

Career 2014: US Open Junior doubles semifinals, Turned Pro Choinski reached the semifinals of the 2014 US Open – Boys' singles. He peaked at No. 17 combined world ranking, compiling a 78–30 match record in singles.

2016: ATP debut Choinski made his ATP main draw debut at the 2016 MercedesCup, where he was given a wildcard in singles.

2022: Maiden Challenger title Ranked No. 457, he reached his second Challenger final at the 2022 Campeonato Internacional de Tênis de Campinas being the first qualifier in the history of the tournament to do so. He won his maiden Challenger title defeating Juan Pablo Varillas, moving more than a 150 positions back up close to the top 300 at No. 301 on 10 October 2022. He reached the top 250 on 19 December 2022.

2023: Wimbledon debut Choinski was awarded a wildcard for his Grand Slam main draw debut at the 2023 Wimbledon Championships where he won his first Major match against Dušan Lajović before losing in the second round to 17th seed Hubert Hurkacz.

2024: Consecutive Wimbledon wildcard, US Open debut Ranked No. 188 he qualified for the Estoril Open and defeated wildcard João Fonseca, recording his first ATP win outside the Majors.

For a second consecutive year, he received a wildcard for the Wimbledon but lost in the first round to Luciano Darderi in five sets.

He won the Elesse Pro Tennis Challenge in Wyomissing, Berks County, Pennsylvania, defeating No. 220 ranked Canadian Alexis Galarneau.

Ranked No. 280, he qualified for the main draw of the US Open after saving three match points against American Maxime Cressy to make his debut at this Major. Choinski lost in the first round to Roberto Carballés Baena in five sets.

In September, Choinski won his third career Challenger title at the NÖ Open in Tulln, Austria, defeating Lukas Neumayer in the final.

2025-2026: First ATP quarterfinal, top 100 In July 2025, Choinski won his fourth Challenger title in Troyes, defeating Calvin Hemery in the final in three sets. His fifth Challenger title came just two weeks later when he defeated Kimmer Coppejans in the final at the Dutch Open.

In September 2025 , Choinski defeated Vít Kopřiva in the final at the Layjet Open in Austria and the following month at the Copa Faulcombridge in Valencia, Spain, he won his fourth Challenger title of the year, defeating Luka Mikrut in the final.

As top seed, Choinski claimed the eighth Challenger title of his career at the 2026 Zagreb Open, overcoming Zsombor Piros in the final.

Choinski reached the top 100 in the singles rankings on 29 June 2026, following his first career quarterfinal showing at the 2026 Eastbourne Open, becoming the first British male qualifier to reach the singles quarterfinals at the event. He defeated fellow compatriot and lucky loser Felix Gill who replaced top seed Taylor Fritz directly in the second round.

Personal life Choinski was born in Koblenz, Germany. He stated, "My mum's side of [the] family is fully British [and] my dad is from Poland."

Performance timeline

Singles

ATP Challenger Tour finals

Singles: 11 (10–1)

Doubles: 1 (0–1)

ITF Tour finals

Singles: 20 (11–9)

Doubles: 7 (3–4)