Stadium: Central Round: 62 Ground: Hardcourt outdoor
| 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 |
| ITF M15 Sozopol | 2021/10/03 08:00 | Alessandro Procopio v Nikolay Nedelchev | 4-6,4-6 |
| ITF M15 Melilla | 2021/09/20 13:00 | Marc Ceballos v Noah Lopez | 2-6,3-6 |
| ITF M25 Madrid | 2021/09/13 08:00 | Marc Ceballos v Oscar Galimardanov | 5-7,3-6 |
| ITF M25 Oviedo | 2021/08/29 14:05 | Marc Ceballos v Chanon Phunsawat | 3-6,4-6 |
| ITF M25 Denia | 2021/07/26 08:00 | Marc Ceballos v Max Alcala Gurri | 1-6,3-6 |