Stadium: Center Court Round: 44 Ground: Clay
| ITF M15 Bucharest | 2020/09/07 07:00 | Cosmin Ontica v Cezar Cretu | 6-4,6-7,4-10 |
| ITF M15 Varna | 2019/09/12 08:40 | Cosmin Ontica v Karlo Kranic | 5-7,1-6 |
| ITF M15 Varna | 2019/09/11 07:00 | Nir Vodavoz v Cosmin Ontica | 3-6,2-6 |
| ITF M15 Varna | 2019/09/09 12:00 | Cosmin Ontica v Hristo Valeov | 6-4,6-2 |
| ITF M15 Curtea de Arges | 2019/08/19 11:00 | Cosmin Ontica v Adrian Barbu | 6-2,2-6,10-12 |
| ITF M25 Pitesti | 2019/08/12 08:30 | Alexandru Cristian Bodnariuk v Cosmin Ontica | 6-4,6-1 |
| ITF M15 Chitila | 2019/07/29 12:00 | Gilad Tamar v Cosmin Ontica | 0-6,4-6 |
| ITF M15 Plovdiv | 2019/06/03 10:00 | Milen Ianakiev v Cosmin Ontica | 1-6,6-4,10-6 |