Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2022/02/20 11:00 | Jakub Kroslak v Coleman Wong | 2-6,5-7 |
| ITF M15 Monastir | 2021/12/13 09:00 | Roan Jones v Jakub Kroslak | 6-2,2-6,10-1 |
| ITF M15 Monastir | 2021/12/12 11:00 | Rishabdev Raman v Jakub Kroslak | 3-6,2-6 |
| ITF M15 Monastir | 2021/12/06 08:00 | Matas Vasiliauskas v Jakub Kroslak | 7-6,1-6,10-7 |
| ITF M15 Monastir | 2021/12/05 10:30 | Florent Casays v Jakub Kroslak | 2-6,5-7 |
| ITF M15 Monastir | 2021/11/29 08:00 | Tom Biston v Jakub Kroslak | 6-2,7-6 |
| ITF M15 Monastir | 2021/11/28 09:30 | Anthony Turchi v Jakub Kroslak | 6-4,0-6,8-10 |
| ITF M15 Ostrava | 2021/11/22 12:10 | Jakub Kroslak v Jiri Barnat | 2-6,5-7 |
| ITF M15 Sharm El Sheikh | 2022/02/23 08:00 | Jan Kupcic v Uisung Park | 6-7,6-4,0-6 |
| ITF M15 Heraklion | 2021/11/29 10:00 | Jan Kupcic v Radu F Macovei | 6-4,1-6,4-10 |
| ITF M15 Heraklion | 2021/11/23 07:00 | Aristotelis Thanos v Jan Kupcic | 6-0,6-2 |
| ITF M15 Heraklion | 2021/11/22 11:00 | Jan Kupcic v Sean Hodkin | 7-6,0-6,10-8 |
| ITF M15 Bad Waltersdorf | 2021/08/29 07:00 | Jan Kupcic v Alberto Morolli | 6-1,3-6,8-10 |
| ITF M25 Kiseljak | 2021/05/24 12:15 | Jan Kupcic v Rrezart Cungu | 6-4,0-6,4-10 |
| ITF M25 Kiseljak | 2021/05/23 10:45 | Jan Kupcic v Max Van Wijk | 2-6,0-6 |
| ITF M15 Sibenik | 2021/05/17 11:00 | Jan Kupcic v Taiyo Yamanaka | 5-7,6-0,4-10 |