Estadio: Court 2 Round: 27 Ground: Hardcourt indoor
| ITF M15 San Petersburgo - Dobles Masculinos | 2021/04/13 10:30 | Altuna/Kravchuk v Tajima/Zakharov | 5-7,6-3,4-10 |
| ITF M15 San Petersburgo - Dobles Masculinos | 2021/04/10 12:40 | Cozbinov/Freund v Tajima/Zakharov | 6-4,7-5 |
| ITF M15 San Petersburgo - Dobles Masculinos | 2021/04/09 10:00 | Pogosian/Sheyngezikht v Tajima/Zakharov | 4-6,1-6 |
| ITF M15 San Petersburgo - Dobles Masculinos | 2021/04/06 09:50 | Agabigun/Erel v Tajima/Zakharov | 4-6,1-6 |
| ITF M15 San Petersburgo - Dobles Masculinos | 2021/04/13 13:50 | Bar Biryukov/Novikov v Ivanov/Ratniuk | 5-7,4-6 |
| ITF M15 San Petersburgo - Dobles Masculinos | 2021/04/07 11:30 | Binda/Minin v Ivanov/Ratniuk | 4-6,7-5,10-5 |
| ITF M15 Kazán - Dobles Masculinos | 2021/03/11 14:00 | Bobrov/Gakhov v Ivanov/Ratniuk | 6-3,6-2 |
| ITF M15 Kazán - Dobles Masculinos | 2021/03/09 11:00 | Bolotov/Simakin v Ivanov/Ratniuk | 5-7,4-6 |
| ITF M25 Aktobe - Dobles Masculinos | 2020/02/22 09:30 | Ivanov/Ratniuk v Liutarevich/Manafov | 5-7,6-7 |
| ITF M25 Aktobe - Dobles Masculinos | 2020/02/20 08:55 | Kadhe/Yevseyev v Ivanov/Ratniuk | 4-6,6-7 |
| ITF M25 Aktobe - Dobles Masculinos | 2020/02/19 11:50 | Ivanov/Ratniuk v Bezborodov/Ozernoy | 6-3,6-2 |
| ITF M25 Aktobe - Dobles Masculinos | 2020/02/11 09:40 | Liutarevich/Manafov v Ivanov/Ratniuk | 6-3,6-7,10-6 |