Stadium: Hard 20 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Heraklion | 2021/11/30 08:30 | Mika Lipp v Sidane Pontjodikromo | 2-6,5-7 |
| ITF M15 Heraklion | 2021/11/21 07:00 | Pijus Vaitiekunas v Sidane Pontjodikromo | 2-6,6-3,5-10 |
| ITF M25 Villers Les Nancy | 2021/11/09 08:55 | Sidane Pontjodikromo v Blake Ellis | 3-6,5-7 |
| ITF M25 Saint Dizier | 2021/11/04 15:00 | Antoine Escoffier v Sidane Pontjodikromo | 6-4,6-3 |
| ITF M25 Saint Dizier | 2021/11/02 13:05 | Boris Fassbender v Sidane Pontjodikromo | 4-6,3-6 |
| ITF M25 Sarreguemines | 2021/10/26 09:55 | Sidane Pontjodikromo v Constantin Bittoun Kouzmine | 6-3,5-7,3-6 |
| ITF M25 Sarreguemines | 2021/10/25 11:10 | Sidane Pontjodikromo v Paul-Georg Guenther | 6-2,6-3 |
| UTR Pro Tennis Series Mulheim | 2021/10/16 09:30 | Christian Hansen v Sidane Pontjodikromo | 6-3,3-6,5-2 |
| ITF M15 Heraklion | 2021/12/01 08:50 | Nikolay Nedelchev v Francesco Maestrelli | 6-4,6-3 |
| ITF M15 Heraklion | 2021/11/24 07:00 | Nicholas David Ionel v Nikolay Nedelchev | 6-4,6-3 |
| ITF M15 Heraklion | 2021/11/16 07:00 | Uisung Park v Nikolay Nedelchev | 6-4,6-2 |
| ITF M15 Heraklion | 2021/11/15 08:00 | Nikolay Nedelchev v Christian Fellin | 6-1,6-0 |
| 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 |