Stadium: Court 4 Round: 29 Ground: Hardcourt indoor
| ITF M15 St Petersburg | 2021/04/17 08:00 | Naoki Tajima v Danilov, Savriyan | 4-6,2-6 |
| ITF M15 St Petersburg | 2021/04/16 08:00 | Marat Sharipov v Danilov, Savriyan | 4-6,4-6 |
| ITF M15 St Petersburg | 2021/04/15 13:40 | Minin, Matvey v Danilov, Savriyan | 3-6,1-6 |
| ITF M15 St Petersburg | 2021/04/13 13:45 | Daniil Golubev v Danilov, Savriyan | 2-6,1-6 |
| ITF M15 St Petersburg | 2021/04/07 07:00 | Danilov, Savriyan v Spec, Matic | 3-6,2-6 |
| ITF M15 Kazan | 2021/03/10 07:00 | Danilov, Savriyan v Bolotov, Sergey | 6-7,2-6 |
| Nur Sultan, Kazakhstan | 2021/02/21 05:15 | Nedovyesov, Aleksandr v Danilov, Savriyan | 6-4,6-4 |
| ITF M15 St Petersburg | 2021/02/10 07:00 | Boris Pokotilov v Danilov, Savriyan | 6-7,7-6,7-6 |
| ITF M15 St Petersburg | 2021/04/17 09:45 | Spec, Matic v Yanki Erel | 6-7,2-6 |
| ITF M15 St Petersburg | 2021/04/16 09:30 | Yanki Erel v Sarp Agabigun | 6-4,6-1 |
| ITF M15 St Petersburg | 2021/04/15 12:00 | Rikl, Patrik v Yanki Erel | 3-6,5-7 |
| ITF M15 St Petersburg | 2021/04/14 07:00 | Yanki Erel v Cozbinov, Alexander | 7-6,7-6 |
| ITF M15 St Petersburg | 2021/04/09 10:50 | Illya Beloborodko v Yanki Erel | 7-6,2-6,6-3 |
| ITF M15 St Petersburg | 2021/04/08 11:15 | Yanki Erel v Kravchuk, Konstantin | 6-4,6-1 |
| ITF M15 St Petersburg | 2021/04/07 07:00 | Davydov, Ivan v Yanki Erel | 2-6,3-6 |
| ITF M15 St Petersburg | 2021/04/05 06:55 | Yanki Erel v Recek, Dominik | 7-5,6-2 |