Stadium: Central Court Round: 26 Ground: Clay
| ITF M25 Pitesti | 2019/08/15 06:00 | Sebastian Gima v Nicolae Frunza | 4-6,2-6 |
| ITF M25 Pitesti | 2021/08/03 13:00 | Sebastian Gima v Radu Mihai Papoe | 4-6,6-0,6-2 |
| ITF M15 Bucharest | 2021/05/26 14:15 | Jack Pinnington Jones v Sebastian Gima | 6-3,3-6,6-7 |
| UTR Pro Tennis Series Bucharest | 2021/05/19 07:00 | Hugo Voljacques v Sebastian Gima | 0-0 |
| UTR Pro Tennis Series Bucharest | 2021/05/17 09:00 | Dan Alexandru Tomescu v Sebastian Gima | 6-3,6-1 |
| ITF M15 Antalya | 2021/04/21 08:50 | Sebastian Gima v Fabian Marozsan | 1-6,2-6 |
| ITF M15 Antalya | 2021/04/20 10:55 | Sebastian Gima v Mate Voros | 6-3,3-6,10-8 |
| ITF M15 Antalya | 2021/04/19 07:00 | Noel Larwig v Sebastian Gima | 1-6,1-6 |
| ITF M15 Antalya | 2021/04/12 07:00 | Gianmarco Ferrari v Sebastian Gima | 5-7,6-3,10-5 |
| ITF M25 Pitesti | 2021/08/04 09:00 | Nicolae Frunza v Vladyslav Orlov | 6-3,6-0 |
| ITF M15 Novi Sad | 2021/07/31 08:00 | Nicolae Frunza v Filip Misolic | 6-2,3-6,4-6 |
| ITF M15 Novi Sad | 2021/07/30 08:00 | Nicolae Frunza v Mariano Navone | 5-7,6-4,6-1 |
| ITF M15 Novi Sad | 2021/07/29 07:30 | Nicolae Frunza v Gergely Madarasz | 6-2,6-0 |
| ITF M15 Novi Sad | 2021/07/28 09:40 | Nicolae Frunza v Peter Fajta | 6-4,6-2 |
| ITF M15 Sofia | 2021/07/08 07:00 | Nicolae Frunza v Leonid Sheyngezikht | 7-6,6-0 |
| ITF M15 Sofia | 2021/07/07 11:15 | Nicolae Frunza v Anthony Genov | 6-1,6-2 |
| ITF M15 Antalya | 2021/07/04 06:20 | Patrik Rikl v Nicolae Frunza | 6-3,3-6,6-3 |