Stadium: Court 4 Round: 44 Ground: Clay
| ITF M15 Antalya | 2021/04/11 07:00 | Egor Matvievici v Giuseppe La Vela | 5-7,1-6 |
| ITF M15 Antalya | 2021/04/04 06:30 | Deney Wassermann v Egor Matvievici | 6-3,6-1 |
| ITF M25 La Nucia | 2021/03/14 11:00 | Nathan Seateun v Egor Matvievici | 6-2,6-0 |
| ITF M15 La Nucia | 2021/03/08 09:00 | Egor Matvievici v Albert Roglan | 2-6,1-6 |
| ITF M25 Villena | 2021/01/31 08:30 | Mirko Martinez v Egor Matvievici | 6-3,6-0 |
| ITF M15 Curtea de Arges | 2020/09/13 10:30 | Egor Matvievici v Gabi Adrian Boitan | 1-6,2-6 |
| ITF M15 Bucharest | 2020/09/06 08:30 | Egor Matvievici v Bogdan Pavel | 4-6,1-6 |
| ITF M15 Novomoskovsk | 2020/08/31 09:00 | Arvid Nordquist v Egor Matvievici | 6-2,6-0 |
| ITF M15 St Petersburg | 2021/04/12 08:30 | Daniil Glinka v Alexander Zgirovsky | 7-6,7-6 |
| ITF M15 St Petersburg Qual | 2021/04/11 11:00 | Leonid Sheyngezikht v Alexander Zgirovsky | 6-4,4-6,4-10 |
| ITF M15 St Petersburg | 2021/04/04 13:40 | Igor Trunov v Alexander Zgirovsky | 1-6,6-3,10-7 |
| ITF M15 Kazan | 2021/03/09 06:55 | Alexander Zgirovsky v Pavel Verbin | 6-4,6-7,6-10 |
| ITF M15 Kazan | 2021/03/08 11:15 | Alexander Zgirovsky v Dmitry Dolzhenkov | 7-6,6-3 |
| ITF M15 Monastir | 2021/01/10 12:30 | Paras Dahiya v Alexander Zgirovsky | 6-4,6-0 |
| ITF M15 Monastir | 2021/01/05 09:45 | Wojciech Marek v Alexander Zgirovsky | 6-1,5-7,7-6 |
| ITF M15 Monastir | 2020/12/29 09:30 | Alexander Kotzen v Alexander Zgirovsky | 6-1,1-6,6-1 |