| ITF M15 Vaasa | 2022/06/01 14:55 | Oskar Antinheimo v Luca Castelnuovo | 1-6,2-6 |
| ITF M15 Vaasa | 2022/05/31 08:30 | Oskar Antinheimo v Luca Teboul | 6-1,6-1 |
| ITF M15 Vaasa | 2022/05/30 10:00 | Oskar Antinheimo v Otto Leikola | 6-2,6-2 |
| ITF M15 Kouvola | 2022/05/18 09:40 | Karl Friberg v Oskar Antinheimo | 6-4,6-1 |
| ITF M15 Kouvola | 2022/05/17 08:00 | Oskar Antinheimo v Finn Lester | 7-5,6-4 |
| ITF M25 Monastir | 2022/04/25 08:00 | Pablo Trochu v Oskar Antinheimo | 6-3,6-3 |
| ITF M25 Monastir | 2022/04/24 09:00 | Oskar Antinheimo v Egor Tsarapkin | 6-2,6-2 |
| ITF M25 Monastir | 2022/04/10 10:00 | Oskar Antinheimo v Mehluli D A Sibanda | 6-7,0-6 |