Ranked world No. 128 on the ATP Tour, Jan Choinski represents Great Britain as a professional tennis player. He competes as a right-handed player. He has reached a career-high of No. 126. He turned professional in 2012.
Jan Choinski accumulated points at Challenger events in 2025. He won four titles at Troyes Challenger, Valencia Challenger, Bunschoten Challenger, and Bad Waltersdorf Challenger. Season record: 38-21. Surface breakdown: clay 31-13, hard 4-7. He won 65% serve pressure points, won 53% on second serve, and won 51% on second serve return.
Jan Choinski built ranking on the Challenger tour in 2024. He captured one title at Tulln Challenger. Record: 25-24. By surface: clay 20-13, hard 5-10. He won 61% serve pressure points, saved 60% of break points, and won 68% on first serve.
Choinski developed through Challenger events in 2023. A maiden top-200 ranking followed. He captured one title at Meerbusch Challenger. Additional semifinals at M25 Nussloch, Cherbourg Challenger, Mexico City Challenger, and San Luis Potosi Challenger. Season record: 35-24. Across surfaces: clay 26-15, hard 6-6. He saved 59% of break points, won 51% on second serve return, and averaged 0.15 double faults per game.
Jan Choinski gained ranking points at Futures level in 2022. He won two titles at Campinas Challenger and M15 Frankfurt am Main. Additional semifinals at M25 Bath, M15 Madrid, and M25 Loughborough. Record: 46-21. Surface breakdown: clay 35-14, hard 11-7. He averaged 0.11 double faults per game, won 70% on first serve, and converted 47% of break opportunities.
Jan Choinski competed at Futures/ITF level in 2021. He reached the semifinal at M15 St. Petersburg. Season record: 6-2.
Choinski developed through Futures tournaments in 2020. Record: 2-4.
The Brit gained ranking points at Futures level in 2019. He won two titles at M15 Santo Domingo and M15 Bad Salzdetfurth. He also reached the final at M15 Santo Domingo. Season record: 43-27. Surface breakdown: clay 11-12, hard 25-13. He won 53% on second serve return, won 53% on second serve, and averaged 0.15 double faults per game.
Jan Choinski competed at Futures/ITF level in 2018. He won two titles at Belgium F9 and Germany F11. He also reached finals at USA F7 and Meerbusch Challenger. Record: 35-29. By surface: clay 22-13, hard 9-13. He converted 45% of break opportunities, won 50% on second serve return, and won 65% on first serve.
2017 proved to be a breakthrough season for Choinski. He won four titles at Sweden F1, Germany F9, Germany F10, and Germany F11. He also reached the final at Germany F8. Additional semifinals at Poland F1, Poland F3, Germany F7, and Czech Republic F3. Season record: 54-21. Across surfaces: clay 39-12, hard 13-8. He won 51% on second serve, saved 63% of break points, and won 48% on second serve return.
The Brit gained ranking points at Futures level in 2016. He reached two finals at USA F29 and Switzerland F1. Record: 32-28. Surface breakdown: clay 10-10, hard 15-13. He won 33% on first serve return, won 56% on second serve return, and won 45% on second serve.
Jan Choinski competed at Futures/ITF level in 2015. He captured one title at France F20. He also reached finals at Germany F8, Germany F10, and Germany F15. Additional semifinals at Norway F2, France F19, Great Britain F5, and Czech Republic F3. Season record: 46-28. By surface: clay 23-14, hard 17-12. He won 54% on second serve, and won 46% on second serve return.
Jan Choinski developed through Futures tournaments in 2014. He captured one title at Belgium F12. He also reached the final at Germany F12. Record: 16-12. Competing on clay: 11-6.
Jan Choinski gained ranking points at Futures level in 2013. Season record: 2-5.