Stadium: Court 10 Round: 62 Ground: Clay
| ITF M15 Torello | 2021/11/02 09:00 | Nikolay Nedelchev v Noah Lopez | 6-1,5-7,6-10 |
| ITF M15 Sozopol | 2021/10/14 18:40 | Nikolay Nedelchev v Hazem Naw | 6-1,1-6,4-10 |
| ITF M15 Sozopol | 2021/10/14 12:30 | Tim Handel v Nikolay Nedelchev | 3-6,6-7 |
| ITF M15 Sozopol | 2021/10/13 09:00 | Yannik Steinegger v Nikolay Nedelchev | 6-4,4-6,5-10 |
| ITF M15 Sozopol | 2021/10/11 10:00 | Nikolay Nedelchev v Michael Gloeckler | 6-0,6-3 |
| ITF M15 Sozopol | 2021/10/06 07:00 | Tim Handel v Nikolay Nedelchev | 6-4,6-4 |
| ITF M15 Sozopol | 2021/10/05 06:30 | Nikolay Nedelchev v Michael Gloeckler | 6-0,6-3 |
| ITF M15 Sozopol | 2021/10/04 07:00 | Nikolay Nedelchev v Martin Iliev | 4-6,6-0,10-4 |