Stadium: Court 3 Round: 25 Ground: Hardcourt indoor
| ITF - M15 Antalya | 2021/06/21 10:05 | Siim Troost v Mert Naci Turker | 1-6,1-6 |
| ITF - M15 Antalya | 2021/06/20 07:00 | Siim Troost v Suleyman Deniz Gursoy | 6-0,6-2 |
| ITF M15 - Helsinki | 2021/05/31 08:30 | Niila Tapio Magga v Siim Troost | 4-6,6-2,12-10 |
| ITF M15 - Pärnu | 2020/11/03 08:00 | Daniil Glinka v Siim Troost | 6-3,6-4 |
| Baltic Tennis League | 2020/06/19 12:10 | Siim Troost v Robin Erik Parts | 6-7,1-6 |
| Baltic Tennis League | 2020/06/17 07:00 | Siim Troost v Arvis Berzins | 7-6,6-4 |
| Baltic Tennis League | 2020/06/16 12:30 | Julius Tverijonas v Siim Troost | 6-4,6-0 |
| Baltic Tennis League | 2020/06/05 12:45 | Siim Troost v Mikelis Libietis | 6-4,6-2 |
| ITF M15 - Pärnu | 2021/08/03 07:00 | Eero Vasa v Leevi Saatela | 7-5,6-3 |
| Challenger - Tampere | 2021/07/18 09:45 | Alexander Erler v Eero Vasa | 6-2,3-6,6-2 |
| ITF M15 - Helsinki | 2021/06/02 06:30 | Eero Vasa v Clement Tabur | 3-6,3-6 |
| ITF M15 - Kouvola | 2021/05/27 07:00 | Lorenzo Rottoli v Eero Vasa | 6-3,6-1 |
| ITF M15 - Kouvola | 2021/05/26 11:45 | Alafia Ayeni v Eero Vasa | 5-7,2-6 |
| ITF M15 - Bratislava | 2021/03/09 12:00 | Eero Vasa v Amaury Raynel | 3-6,3-6 |
| ITF M15 - Bratislava | 2021/03/01 09:00 | Eero Vasa v Peter Nad | 5-7,6-3,8-10 |
| ITF M15 - Pärnu | 2020/11/04 09:40 | Vladimir Ivanov v Eero Vasa | 1-6,7-5,6-0 |