Stadium: Court 9 Round: 62 Ground: Clay
| ITF M25 Pitesti | 2021/08/02 06:00 | Nikola Kolyachev v Cosmin Ontica | 7-5,0-6,4-10 |
| ITF M25 Pitesti | 2021/08/01 05:30 | Laurentiu Mandocescu v Cosmin Ontica | 2-6,1-6 |
| ITF M15 Curtea de Arges | 2020/09/14 10:00 | Bruno P Navarro v Cosmin Ontica | 6-4,7-5 |
| ITF M15 Curtea de Arges | 2020/09/13 12:00 | Gheorghe Claudiu Schinteie v Cosmin Ontica | 1-6,6-3,7-10 |
| 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 Bucharest | 2022/05/22 14:30 | Alexandru Luca v Natan D'Hulst | 4-6,6-4,10-8 |
| ITF M25 Osijek | 2022/05/17 10:40 | Alen Moritz Hodzic v Alexandru Luca | 6-2,6-0 |
| ITF M25 Osijek | 2022/05/16 11:05 | Alexandru Luca v Gal Emersic Potocnik | 6-4,6-1 |
| ITF M25 Osijek | 2022/05/15 09:00 | Dan Radu Munteanu v Alexandru Luca | 6-7,3-6 |
| ITF M15 Doboj | 2022/05/08 08:00 | Pietro Pampanin v Alexandru Luca | 6-3,6-4 |
| UTR Pro Tennis Series Sofia | 2021/09/01 09:30 | Leonid Sheyngezikht v Alexandru Luca | 6-3,6-2 |
| UTR Pro Tennis Series Sofia | 2021/08/31 06:30 | Tadija Radovanovic v Alexandru Luca | 6-3,6-2 |
| UTR Pro Tennis Series Sofia | 2021/08/30 10:00 | Alexandru Luca v Ivan Mikhaylyuk | 2-6,2-6 |