Stadium: Tammsaare 1 Round: 54 Ground: Hardcourt indoor
| 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 Parnu | 2020/11/04 09:40 | Vladimir Ivanov v Eero Vasa | 1-6,7-5,6-0 |
| ITF M15 Setubal | 2020/10/05 13:00 | Joao Lucas Reis da Silva v Eero Vasa | 3-6,7-5,11-9 |
| ITF M15 Parnu | 2021/08/02 09:30 | Leevi Saatela v Charles Minc | 6-3,6-4 |
| ITF M15 Helsinki | 2021/05/31 10:00 | Arvid Nordquist v Leevi Saatela | 6-3,6-2 |
| ITF M15 Kouvola | 2021/05/26 08:55 | Leevi Saatela v Naoki Tajima | 4-6,2-6 |
| ITF M15 Kouvola | 2021/05/25 10:25 | Simonas Zukauskas v Leevi Saatela | 1-6,6-3,11-9 |
| ITF M15 Kouvola | 2021/05/24 08:00 | Juho Kantola v Leevi Saatela | 2-6,6-7 |
| Challenger Helsinki | 2019/11/12 15:00 | Leevi Saatela v Otto Virtanen | 0-6,3-6 |
| ITF M15 Helsinki | 2019/08/20 07:00 | Jonathan Stenberg v Leevi Saatela | 6-0,6-3 |
| ITF M15 Helsinki | 2019/08/19 13:05 | John Hu v Leevi Saatela | 1-6,6-7 |