Estádio: Court 2 Round: 26 Ground: Clay
| 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 Bucareste | 2021/05/26 14:15 | Jack Pinnington Jones v Sebastian Gima | 6-3,3-6,6-7 |
| ITF - M25 Poznan | 2021/08/25 09:50 | Alejo Lorenzo Lingua Lavallen v Filip Kolasinski | 6-7,6-1,6-1 |
| ITF - M15 Łódź | 2021/08/19 08:00 | Alejo Lorenzo Lingua Lavallen v Yann Wojcik | 6-7,6-2,5-7 |
| ITF - M15 Łódź | 2021/08/18 10:05 | Alejo Lorenzo Lingua Lavallen v Harry Wendelken | 6-2,4-6,6-4 |
| ITF - M15 Gdynia | 2021/08/13 11:05 | Filip Peliwo v Alejo Lorenzo Lingua Lavallen | 6-1,6-4 |
| ITF - M15 Gdynia | 2021/08/12 08:00 | Alejo Lorenzo Lingua Lavallen v Wojciech Marek | 3-6,6-3,6-3 |
| ITF - M15 Gdynia | 2021/08/11 08:00 | Alejo Lorenzo Lingua Lavallen v George Loffhagen | 6-3,6-2 |
| ITF - M15 Cairo | 2021/08/06 08:00 | Alejo Lorenzo Lingua Lavallen v Stefano Battaglino | 6-4,4-6,0-6 |
| ITF - M15 Cairo | 2021/08/05 07:45 | Alejo Lorenzo Lingua Lavallen v Fares Zakaria | 6-1,7-5 |