Stadium: Villas Rubin 4 Round: 62 Ground: Clay
| ITF - M15 Porec | 2023/03/07 09:00 | Kaufmann, Hans Peter v Artem Podorozhnyi | 6-7,1-6 |
| ITF - M15 Porec | 2023/03/06 10:45 | Fran Rakonic v Kaufmann, Hans Peter | 6-1,3-6,3-10 |
| ITF - M15 Porec | 2023/03/05 09:00 | Jordi Garcia Mestre v Kaufmann, Hans Peter | 6-7,6-3,6-10 |
| ITF M25 Pardubice | 2022/09/20 09:50 | Kaufmann, Hans Peter v John Sperle | 2-6,3-6 |
| ITF M25 Pardubice | 2022/09/19 08:00 | Nico Hornitschek v Kaufmann, Hans Peter | 3-6,2-6 |
| ITF M15 Bad Waltersdorf | 2022/08/24 07:00 | Yvo Panak v Kaufmann, Hans Peter | 6-3,6-7,6-4 |
| ITF M15 Bad Waltersdorf | 2022/08/23 07:00 | Kaufmann, Hans Peter v Podvinski, Tomislav | 6-4,6-4 |
| ITF M15 Bad Waltersdorf | 2022/08/22 07:00 | Goldsteiner, Peter v Kaufmann, Hans Peter | 1-6,7-6,6-10 |
| ITF - M15 Porec | 2023/03/07 10:40 | Jan Kupcic v Zanotti, Alessio | 4-6,3-6 |
| ITF - M15 Porec | 2023/03/06 09:00 | Jan Kupcic v Antonio Voljavec | 6-2,6-1 |
| ITF - M15 Porec | 2023/03/05 09:00 | Jan Kupcic v Ivan Kremenchutskyi | 6-0,6-0 |
| ITF - M15 Sharm El Sheikh | 2023/02/19 15:30 | Sebastian Sorger v Jan Kupcic | 6-4,6-4 |
| ITF - M15 Sharm El Sheikh | 2023/02/12 08:00 | Jan Kupcic v Aljaz Jeran | 3-6,6-4,14-16 |
| Trnava, Singles Main, M-ITF-SVK-03A | 2022/12/07 09:00 | Jan Kupcic v Andrea Guerrieri | 1-6,2-6 |
| ITF - M25 Trnava | 2022/12/06 09:00 | Bulitski, Aliaksandr v Jan Kupcic | 6-1,6-2 |
| ITF - M25 Trnava | 2022/12/01 13:10 | Marek Gengel v Jan Kupcic | 6-2,6-3 |