Estadio: Court 2 Round: 28 Ground: Clay
| ITF M25 Santa Margarita | 2019/04/02 16:35 | Christopher Heyman v Nicolae Frunza | 7-6,4-6,6-4 |
| ITF Turquía F6 | 2017/02/17 07:30 | Christopher Heyman v Nicolae Frunza | 6-4,0-6,6-0 |
| ITF 15 Antalya | 2021/04/23 08:25 | Federico Arnaboldi v Nicolae Frunza | 3-6,2-6 |
| ITF 15 Antalya | 2021/04/22 09:25 | Nicolae Frunza v Rio Noguchi | 6-2,6-4 |
| ITF 15 Antalya | 2021/04/21 07:00 | Ben Patael v Nicolae Frunza | 6-3,5-7,5-7 |
| ITF 15 Antalya | 2021/04/18 09:05 | Gianmarco Ferrari v Nicolae Frunza | 2-6,1-6 |
| ITF 15 Antalya | 2021/04/17 07:20 | Sandro Kopp v Nicolae Frunza | 3-6,1-6 |
| ITF 15 Antalya | 2021/04/16 10:00 | Cheong-Eui Kim v Nicolae Frunza | 0-6,2-6 |
| ITF 15 Antalya | 2021/04/15 13:05 | Nicolae Frunza v Bogdan Bobrov | 6-3,7-5 |
| ITF 15 Antalya | 2021/03/11 07:00 | Matias Zukas v Nicolae Frunza | 6-7,5-7 |
| ITF 15 Antalya | 2021/04/23 07:00 | Oleksandr Ovcharenko v Christopher Heyman | 6-3,0-6,6-7 |
| ITF 15 Antalya | 2021/04/22 08:20 | Emiliano Maggioli v Christopher Heyman | 5-7,4-6 |
| ITF 15 Antalya | 2021/04/20 08:30 | Koray Kirci v Christopher Heyman | 1-6,1-6 |
| ITF M25 Meerbusch | 2021/04/13 13:15 | Markus Eriksson v Christopher Heyman | 7-6,5-7,6-4 |
| Challenger Oeiras Qual | 2021/04/04 12:20 | Christopher Heyman v Pedro Cachin | 1-6,2-6 |
| Challenger de Lille | 2021/03/22 10:00 | Christopher Heyman v Jurgen Briand | 4-6,6-3,2-6 |
| Challenger de Lille | 2021/03/21 09:00 | Adrian Andreev v Christopher Heyman | 4-6,6-3,3-6 |
| ITF M25 Vale Do Lobo | 2021/03/11 10:30 | Louis Dussin v Christopher Heyman | 0-6,6-4,7-6 |