Stadium: Court 6 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Tbilisi | 2021/05/16 06:00 | Egor Baklanov v Ivan Kazakov | 6-7,6-3,1-10 |
| ITF M15 Antalya | 2021/04/18 07:00 | Leopold Zima v Ivan Kazakov | 6-0,6-3 |
| ITF M25 La Nucia | 2021/03/14 08:00 | Ivan Kazakov v Diego A B Sanchez | 0-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/04/04 09:30 | Roman Nashatyrkin v Shohei Chikami | 1-6,0-6 |
| ITF M15 Sharm El Sheikh | 2021/03/29 11:30 | Mattia Bellucci v Roman Nashatyrkin | 6-4,6-3 |
| ITF M15 Sharm El Sheikh | 2021/03/28 16:00 | Zakai Stone v Roman Nashatyrkin | 1-6,7-5,5-10 |
| ITF M15 Kazan | 2021/03/08 10:20 | Koray Kirci v Roman Nashatyrkin | 6-3,7-6 |
| ITF M15 St Petersburg Qual | 2021/02/07 15:30 | Aliaksandr Prudnikau v Roman Nashatyrkin | 6-4,2-6,10-5 |
| ITF M15 St Petersburg | 2021/02/02 07:00 | Roman Nashatyrkin v Savriyan Danilov | 1-6,3-6 |
| ITF M15 Antalya | 2020/12/15 07:00 | S Mert Ozdemir v Roman Nashatyrkin | 6-3,6-3 |
| ITF M15 Antalya | 2020/12/07 07:00 | Cezar Cretu v Roman Nashatyrkin | 6-3,6-2 |