Stadium: Court 9 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Doha | 2021/10/05 12:00 | Iiro Vasa v Preston Brown | 7-5,3-6,6-3 |
| ITF M25 Falun | 2021/09/27 07:50 | Harry Wendelken v Iiro Vasa | 6-7,6-1,16-14 |
| ITF M25 Falun | 2021/09/26 08:00 | Leevi Saatela v Iiro Vasa | 4-6,2-6 |
| ITF M15 Bratislava | 2021/08/23 09:00 | Jakub Kroslak v Iiro Vasa | 6-1,6-3 |
| ITF M15 Bratislava | 2021/08/16 08:00 | Iiro Vasa v Eero Vasa | 1-6,3-6 |
| ITF M15 Parnu | 2021/08/04 10:10 | Iiro Vasa v Otto Virtanen | 5-7,2-6 |
| ITF M15 Parnu | 2021/08/03 08:30 | Martins Rocens v Iiro Vasa | 3-6,7-6,7-10 |
| ITF M15 Vejle | 2021/07/26 08:00 | Adrian Oetzbach v Iiro Vasa | 6-3,7-5 |
| ITF M15 Doha | 2021/10/05 11:55 | Alexis Canter v Yanki Erel | 1-6,2-6 |
| ITF M15 Telavi | 2021/08/06 06:30 | Yanki Erel v Oleg Prihodko | 6-3,3-6,5-7 |
| ITF M15 Telavi | 2021/08/05 06:25 | Yanki Erel v Grigoriy Lomakin | 6-4,6-3 |
| ITF M15 Telavi | 2021/08/04 06:30 | Yanki Erel v Mikhail Fufygin | 6-2,7-6 |
| ITF M15 Telavi | 2021/08/03 07:25 | Yanki Erel v Ondrej Horak | 6-1,6-4 |
| ITF M25 Telavi | 2021/07/31 13:05 | Alessandro Ingarao v Yanki Erel | 6-3,6-2 |
| ITF M25 Telavi | 2021/07/31 07:55 | Aleksandre Bakshi v Yanki Erel | 6-3,2-6,2-6 |
| ITF M25 Telavi | 2021/07/30 07:50 | Dostanbek Tashbulatov v Yanki Erel | 3-6,2-6 |