Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| UTR Pro Tennis Series Bucharest | 2021/12/04 11:00 | Nicolae Frunza v Jordan Correia | 3-6,4-5 |
| UTR Pro Tennis Series Bucharest | 2021/12/03 09:30 | Olexiy Kolisnyk v Nicolae Frunza | 7-5,3-6,4-5 |
| UTR Pro Tennis Series Bucharest | 2021/12/02 08:00 | Stefan A Andreescu v Nicolae Frunza | 2-6,2-5 |
| UTR Pro Tennis Series Bucharest | 2021/12/01 11:00 | Vasile Antonescu v Nicolae Frunza | 6-3,1-6,3-6 |
| UTR Pro Tennis Series Bucharest | 2021/11/29 09:30 | Ioan Alexandru Chirita v Nicolae Frunza | 2-6,2-5 |
| Davis Cup | 2021/11/27 10:00 | Nicolae Frunza v Nicolas Alvarez | 6-2,6-4 |
| ITF M15 Antalya | 2021/11/04 06:30 | Nicolae Frunza v Lukas Neumayer | 3-6,3-6 |
| ITF M15 Antalya | 2021/11/03 11:20 | Nicolae Frunza v Konstantin Zhzhenov | 6-2,6-3 |
| ITF M25 Monastir | 2022/01/03 08:00 | Kirill Mishkin v Sami Ben Abdennibi | 1-6,2-6 |
| ITF M15 Monastir | 2021/12/27 14:30 | Ryuki Matsuda v Kirill Mishkin | 6-2,6-0 |
| ITF M15 Monastir | 2021/12/27 09:00 | Egor Tsarapkin v Kirill Mishkin | 6-7,7-6,6-10 |
| ITF M25 Madrid | 2021/10/25 12:00 | Kirill Mishkin v Ivan Bas Mengual | 4-6,2-6 |
| ITF M15 Girona | 2021/10/17 10:30 | Kirill Mishkin v Mario Mansilla Diez | 1-6,0-6 |
| ITF M15 Platja D'Aro | 2021/10/13 10:05 | Kirill Mishkin v Pol Toledo Bague | 1-6,1-6 |
| ITF M15 Platja D'Aro | 2021/10/12 09:00 | Matvey Minin v Kirill Mishkin | 6-3,6-0 |
| ITF M15 Platja D'Aro | 2021/10/10 11:00 | Kirill Mishkin v Valentin Lapalu | 6-4,2-6,10-7 |