Stadium: Platzmann Centre Court Round: 27 Ground: Clay
| Challenger Heilbronn | 2024/06/04 13:50 | Jan Choinski v Yannick Hanfmann | 6-4,6-2 |
| Challenger Rio De Janeiro | 2022/10/13 15:10 | Yannick Hanfmann v Jan Choinski | 6-2,6-4 |
| Tennis Point Exhibition Series | 2020/05/14 08:25 | Yannick Hanfmann v Jan Choinski | 4-1,4-0 |
| Tennis Point Exhibition Series | 2020/05/09 18:25 | Jan Choinski v Yannick Hanfmann | 4-1,4-2 |
| Tennis Point Exhibition Series | 2020/05/03 08:00 | Jan Choinski v Yannick Hanfmann | 4-3,4-3 |
| Challenger Lille | 2019/03/19 10:20 | Jan Choinski v Yannick Hanfmann | 6-0,6-4 |
| ITF France F18 | 2015/09/16 14:30 | Jan Choinski v Yannick Hanfmann | 4-6,6-2,3-6 |
| ITF Netherlands F5 | 2015/08/19 08:00 | Jan Choinski v Yannick Hanfmann | 2-6,1-6 |
| Challenger Thionville | 2025/03/07 19:05 | Jan Choinski v Jurij Rodionov | 2-6,4-6 |
| Challenger Thionville | 2025/03/06 10:00 | Jan Choinski v Sascha Gueymard Wayenburg | 6-3,6-1 |
| Challenger Thionville | 2025/03/04 13:05 | Jan Choinski v Philip Henning | 6-4,6-3 |
| Challenger Lugano | 2025/02/27 14:25 | Luca Van Assche v Jan Choinski | 6-3,6-1 |
| Challenger Lugano | 2025/02/26 11:15 | Patrick Zahraj v Jan Choinski | 2-6,7-6,3-6 |
| Challenger Tenerife | 2025/02/11 10:00 | Jan Choinski v Emil Ruusuvuori | 3-6,1-6 |
| Challenger Tenerife | 2025/02/04 11:40 | Jan Choinski v Lukas Pokorny | 4-6,4-6 |
| Challenger Oeiras | 2025/01/21 15:30 | Pedro Araujo v Jan Choinski | 7-6,6-4 |
| ATP Santiago | 2025/02/26 19:30 | Francisco Cerundolo v Yannick Hanfmann | 6-2,4-6,7-6 |
| ATP Santiago | 2025/02/24 17:00 | Yannick Hanfmann v Facundo Diaz Acosta | 7-5,6-3 |
| ATP Rio De Janeiro | 2025/02/15 20:45 | Yannick Hanfmann v Marco Trungelliti | 4-6,3-6 |
| Davis Cup | 2025/01/31 18:15 | Daniel Cukierman v Yannick Hanfmann | 4-6,4-6 |
| Australian Open | 2025/01/14 07:45 | Marcos Giron v Yannick Hanfmann | 2-6,7-5,6-1,7-5 |
| ATP Adelaide | 2025/01/07 04:00 | Yannick Hanfmann v Brandon Nakashima | 1-6,6-2,3-6 |
| ATP Adelaide | 2025/01/06 00:30 | Manuel Guinard v Yannick Hanfmann | 6-7,3-6 |
| ATP Adelaide | 2025/01/04 23:55 | Yannick Hanfmann v Hugo Gaston | 3-6,7-6,6-2 |