| UTR Pro Tennis Series Pazardzhik | 2021/07/13 06:00 | Adriano Dzhenev v Olexiy Kolisnyk | 1-6,2-6 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/12 09:00 | Anthony Genov v Adriano Dzhenev | 4-6,6-6 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/12 09:00 | Yanais Laurent v Dmitrii Vasilev | 2-6,6-2,6-3 |
| ITF M15 Sofia | 2021/07/07 06:50 | Dmitrii Vasilev v Leonid Sheyngezikht | 0-6,2-6 |
| ITF M15 Antalya | 2021/06/13 07:30 | Pietro Marino v Dmitrii Vasilev | 6-1,6-1 |
| ITF M15 Antalya | 2021/06/07 13:25 | Daniel Antonio Nunez v Dmitrii Vasilev | 6-1,6-1 |
| ITF M15 Skopje | 2021/06/06 13:30 | Dmitrii Vasilev v Taiyo Yamanaka | 3-6,6-7 |
| ITF M15 Antalya | 2021/06/06 07:30 | Dmitrii Vasilev v Efe Comu | 6-3,6-7,10-8 |
| ITF M15 Novomoskovsk | 2021/05/31 06:15 | Alexander Zgirovsky v Dmitrii Vasilev | 6-1,6-1 |
| ITF M15 Skopje | 2021/05/30 12:30 | Dmitrii Vasilev v Samuele Pieri | 4-6,4-6 |