Stadium: Court 2 Round: 54 Ground: Hardcourt outdoor
| 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 |
| ITF M25 Monastir | 2022/03/01 09:00 | Alexandre Aubriot v Oskar Antinheimo | 6-3,7-5 |
| ITF M25 Monastir | 2022/02/21 09:00 | Oskar Antinheimo v Mauro De Maio | 1-6,2-6 |
| ITF M25 Monastir | 2022/02/20 11:00 | Oskar Antinheimo v Jip Van Assendelft | 4-6,7-6,10-8 |
| ITF M15 Kouvola | 2022/05/16 09:30 | Otto Leikola v Juho Kantola | 0-6,5-7 |
| ITF M15 Helsinki | 2021/05/31 10:00 | Otto Leikola v Roni Mikael Hietaranta | 1-6,0-6 |
| ITF M15 Pajulahti | 2019/09/17 09:00 | Sergei Pogosian v Otto Leikola | 6-2,6-4 |
| ITF M15 Pajulahti | 2019/09/16 12:00 | Otto Leikola v Dominik Langmajer | 7-5,3-6,10-5 |
| ITF M15 Helsinki | 2019/08/19 13:35 | Marko Vejnovic v Otto Leikola | 6-4,6-0 |