| Ludwigshafen, Allemagne | 07/01 14:45 | 24 | [488] Daniel Altmaier v Jan Choinski [286] | 6-4,7-6 | |
| Wimbledon, London, Great Britain | 06/24 10:00 | 44 | [147] James Duckworth v Jan Choinski [284] | 6-1,7-5 | |
| Ilkley, Great Britain | 06/18 13:20 | 24 | [285] Jan Choinski v Klein, Brydan [355] | 6-2,5-7,2-6 | |
| Challenger - Bordeaux | 04/29 11:00 | 24 | [387] Andrea Pellegrino v Jan Choinski [285] | Retired | |
| Challenger Murcia | 04/10 09:00 | 25 | [280] Jan Choinski v Ymer, Mikael [200] | 2-6,4-6 | |
| Challenger Murcia | 04/09 09:00 | 24 | [111] Vega Hernandez, David v Jan Choinski [280] | 3-6,3-6 | |
| Challenger - Lille | 03/22 13:45 | 27 | [265] Jan Choinski v Maden, Yannick [108] | 3-6,3-6 | |
| Challenger - Lille | 03/21 10:50 | 26 | Roumane, Rayane v Jan Choinski | 6-4,4-6,6-7 | |
| Challenger - Lille | 03/19 10:20 | 25 | [265] Jan Choinski v Yannick Hanfmann [160] | 6-0,6-4 | |
| Challenger - Lille | 03/18 12:45 | 24 | [265] Jan Choinski v Horansky, Filip [195] | 6-4,6-4 | |
| Challenger - Pau | 02/28 14:05 | 26 | [153] Alexander Bublik v Jan Choinski [272] | 6-4,6-2 | |
| Challenger - Pau | 02/26 20:35 | 25 | [272] Jan Choinski v Pavlasek, Adam [223] | 6-4,7-5 | |
| Challenger - Pau | 02/25 11:00 | 24 | [272] Jan Choinski v Guttierrez-Ferrol, Sergio [216] | 7-5,2-6,6-3 | |
| Bergamo, Italy | 02/22 10:00 | 27 | [250] Marcora, Roberto v Jan Choinski [284] | 7-6,6-3 | |
| Bergamo, Italy | 02/21 09:30 | 26 | [197] Jay Clarke v Jan Choinski [284] | 5-7,6-1,1-6 | |
| Bergamo, Italy | 02/19 18:40 | 25 | Jan Choinski v Federico Arnaboldi | 6-3,6-1 | |
| Bergamo, Italy | 02/19 16:40 | 25 | Jan Choinski v Stefano Travaglia | Cancelled | |
| Bergamo, Italy | 02/18 15:10 | 24 | [258] Benjamin Bonzi v Jan Choinski [284] | Retired | |
| Challenger Dallas | 02/05 21:45 | 25 | [98] Opelka, Reilly v Jan Choinski [286] | 4-6,6-3,6-4 | |
| Challenger Dallas | 02/05 03:25 | 24 | Jan Choinski v Evan Zhu | 6-4,6-4 | |
| Challenger - Cleveland | 01/29 23:35 | 25 | [289] Jan Choinski v Brown, Dustin [233] | 6-7,6-1,6-7 | |
| Challenger - Cleveland | 01/28 21:25 | 24 | [391] Jomby, Tom v Jan Choinski [289] | Retired | |
| Newport Beach, USA | 01/22 00:00 | 24 | [242] Harrison, Christian v Jan Choinski [280] | 6-2,6-7,6-4 | |
| Challenger Columbus | 01/11 21:35 | 27 | [291] Jan Choinski v Wolf, Jeffrey John [366] | 2-6,1-6 | |
| Challenger Columbus | 01/10 22:25 | 26 | [291] Jan Choinski v Grigelis, Laurynas [283] | 7-6,4-6,6-2 | |
| Challenger Columbus | 01/08 17:30 | 25 | [264] Benjamin Bonzi v Jan Choinski [291] | 3-6,3-6 | |
| Challenger Columbus | 01/07 16:30 | 24 | [291] Jan Choinski v Gonzalez, Alejandro [319] | 6-2,6-3 | |
| Orlando, USA | 12/31 21:25 | 24 | Riffice, Sam v Jan Choinski | 6-1,2-6,6-3 | |
| Challenger Knoxville | 11/04 15:00 | 45 | Jan Choinski v Shane, Ryan | 6-3,1-6,6-7 | |
| Challenger Charlottesville | 10/28 17:15 | 46 | Jan Choinski v Nuno Borges | 3-6,6-1,3-6 |
Wikipedia - Jan Choinski
Jan Choinski (Polish: Choiński; born 10 June 1996 in Germany) is a Polish-German-British tennis player. Choinski has a career high ATP singles ranking of world No. 126, achieved on 21 August 2023. He represented Germany from the beginning of his career until the end of 2018 and then switched to Great Britain.