Head to Head
| 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 |
| ITF Germany F12 | 2014/08/17 11:00 | Yannick Hanfmann v Jan Choinski | 7-5,6-1 |
Home History
| ITF M15 Santo Domingo | 2019/12/08 15:00 | Jan Choinski v Camilo Ugo Carabelli | 6-0,6-0 |
| ITF M15 Santo Domingo | 2019/12/07 16:15 | Jan Choinski v Paul Jubb | 6-2,6-1 |
| ITF M15 Santo Domingo | 2019/12/06 15:50 | Jan Choinski v Jose Olivares | 6-1,6-4 |
| ITF M15 Santo Domingo | 2019/12/05 14:00 | Jan Choinski v Toby Alex Kodat | 6-1,6-0 |
| ITF M15 Santo Domingo | 2019/12/04 16:40 | Jan Choinski v Peter Bertran | 6-2,6-1 |
| ITF M15 Santo Domingo | 2019/12/01 14:00 | Jan Choinski v Daniel Altmaier | 3-6,6-4,4-6 |
| ITF M15 Santo Domingo | 2019/11/30 14:00 | Jan Choinski v Paul Jubb | 6-4,7-5 |
| ITF M15 Santo Domingo | 2019/11/29 13:55 | Jan Choinski v Arklon H D Pino | 6-2,6-1 |
Away History
| Challenger Montevideo | 2019/11/06 17:40 | Thiago Seyboth Wild v Yannick Hanfmann | 7-5,4-6,6-3 |
| Challenger Guayaquil | 2019/11/01 23:40 | Yannick Hanfmann v Federico Coria | 6-4,5-7,4-6 |
| Challenger Guayaquil | 2019/10/31 23:15 | Jaume Munar v Yannick Hanfmann | 4-6,0-6 |
| Challenger Guayaquil | 2019/10/29 20:25 | Guilherme Clezar v Yannick Hanfmann | 3-6,3-6 |
| Challenger Lima | 2019/10/24 21:55 | Thiago Monteiro v Yannick Hanfmann | 1-6,6-3,7-5 |
| Challenger Lima | 2019/10/23 00:55 | Oscar Jose Gutierrez v Yannick Hanfmann | 3-6,3-6 |
| Challenger Ismaning | 2019/10/17 11:00 | Maxime Cressy v Yannick Hanfmann | 4-6,6-4,6-3 |
| Challenger Ismaning | 2019/10/16 14:05 | James Ward v Yannick Hanfmann | 6-7,3-6 |