Stadium: CENTER COURT (7) Round: 25 Ground: Clay
| ITF M25 Poznan | 2021/08/26 09:00 | Sebastian Gima v Alejo Lorenzo Lingua Lavallen | 3-6,2-6 |
| ITF M25 Poznan | 2021/08/25 12:55 | Wilson Leite v Sebastian Gima | 4-6,6-3,3-6 |
| ITF M25 Bacau | 2021/08/19 13:20 | Sebastian Gima v Yshai Oliel | 1-6,6-2,2-6 |
| ITF M15 Curtea de Arges | 2021/08/12 08:25 | Dragos Nicolae Madaras v Sebastian Gima | 6-2,2-6,7-5 |
| ITF M15 Curtea de Arges | 2021/08/10 15:10 | Sebastian Gima v Mark Lajal | 6-1,6-3 |
| ITF M25 Pitesti | 2021/08/06 09:05 | Nicholas David Ionel v Sebastian Gima | 7-5,6-3 |
| ITF M25 Pitesti | 2021/08/05 12:20 | Sebastian Gima v Nicolae Frunza | 6-4,5-7,6-1 |
| ITF M25 Pitesti | 2021/08/03 13:00 | Sebastian Gima v Radu Mihai Papoe | 4-6,6-0,6-2 |
| ITF M15 Ulcinj | 2021/08/30 11:30 | Dusan Obradovic v Dusan Rajic | 4-6,6-3,2-10 |
| ITF M15 Ulcinj | 2021/08/30 07:30 | Lautaro Agustin Falabella v Dusan Rajic | 6-3,3-6,2-10 |
| ITF M15 Novi Sad | 2021/08/02 11:00 | Dusan Rajic v Lukas Palovic | 4-6,1-6 |
| ITF M15 Novi Sad | 2021/07/26 09:00 | Gabriel Donev v Dusan Rajic | 6-2,6-2 |
| ITF M15 Novi Sad | 2021/07/25 08:15 | Biagio Gramaticopolo v Dusan Rajic | 4-6,4-6 |
| ITF M15 Doboj | 2021/07/11 12:30 | Dusan Rajic v Dusan Obradovic | 4-6,3-6 |
| ITF M25 Velenje | 2021/07/05 12:05 | Michele Vianello v Dusan Rajic | 6-4,6-2 |
| ITF M25 Velenje | 2021/07/04 07:30 | Inaki Cabrera Bello v Dusan Rajic | 1-6,4-6 |