[134] Jan Choinski 2-6,6-3,7-5 Zdenek Kolar [171] 2023-09-20 08:00
Stadium: Court 1 Round: 26 Ground: Clay
Head to Head
| Challenger Nonthaburi | 2023/01/18 06:10 | Jan Choinski v Zdenek Kolar | 4-6,6-3,0-6 |
| Challenger Prostejov | 2018/06/04 11:30 | Jan Choinski v Zdenek Kolar | 7-5,2-6,4-6 |
Home History
| Challenger Bad Waltersdorf | 2023/09/18 13:15 | Pedro Martinez v Jan Choinski | 5-7,4-6 |
| Challenger Szczecin | 2023/09/12 10:20 | Jan Choinski v Vit Kopriva | 2-6,3-6 |
| US Open | 2023/08/23 16:40 | Sho Shimabukuro v Jan Choinski | 6-3,6-3 |
| Challenger Meerbusch | 2023/08/13 11:00 | Camilo Ugo Carabelli v Jan Choinski | 4-6,0-6 |
| Challenger Meerbusch | 2023/08/12 14:00 | Titouan Droguet v Jan Choinski | 1-6,4-6 |
| Challenger Meerbusch | 2023/08/11 12:15 | Dimitar Kuzmanov v Jan Choinski | 6-2,5-7,3-6 |
| Challenger Meerbusch | 2023/08/10 12:15 | Louis Wessels v Jan Choinski | 2-6,7-6,6-7 |
| Challenger Meerbusch | 2023/08/08 10:25 | Nicola Kuhn v Jan Choinski | 6-7,4-6 |
Away History
| Challenger Bad Waltersdorf | 2023/09/19 08:00 | Sebastian Sorger v Zdenek Kolar | 1-6,5-7 |
| Challenger Szczecin | 2023/09/12 08:30 | Zdenek Kolar v Hugo Gaston | 5-7,2-6 |
| Challenger Tulln | 2023/09/04 11:30 | Vit Kopriva v Zdenek Kolar | 6-2,7-6 |
| US Open | 2023/08/26 17:00 | Zdenek Kolar v Jakub Mensik | 5-7,4-6 |
| US Open | 2023/08/25 14:00 | Thiago Seyboth Wild v Zdenek Kolar | 3-6,2-6 |
| US Open | 2023/08/23 18:20 | Zdenek Kolar v Gijs Brouwer | 7-6,6-4 |
| Challenger Banja Luka | 2023/08/08 10:00 | Zdenek Kolar v Eric Vanshelboim | 4-6,4-6 |
| Challenger San Marino | 2023/08/01 13:45 | Valentin Vacherot v Zdenek Kolar | 6-2,6-3 |