Stadium: Central Court Round: 25 Ground: Clay
| ITF Hungary F1 | 2018/05/09 09:00 | Apostol, Andrei Stefan v Frunza, Nicolae | 4-6,2-6 |
| ITF Romania F1 | 2017/05/17 08:35 | Frunza, Nicolae v Apostol, Andrei Stefan | 6-4,3-6,6-4 |
| ITF Romania F10 | 2016/07/30 12:00 | Frunza, Nicolae v Apostol, Andrei Stefan | 6-1,6-4 |
| ITF Romania F8 | 2016/06/28 07:00 | Frunza, Nicolae v Apostol, Andrei Stefan | 7-5,6-2 |
| ITF Romania F8 | 2018/08/09 07:00 | Marcora, Roberto v Frunza, Nicolae | 6-2,6-1 |
| ITF Romania F8 | 2018/08/08 10:05 | Frunza, Nicolae v Vlad Andrei Dancu | 6-4,7-5 |
| ITF Hungary F4 | 2018/06/14 09:35 | Frunza, Nicolae v Mate Valkusz | 1-6,2-6 |
| ITF Hungary F4 | 2018/06/12 10:50 | Frunza, Nicolae v Valentin Vanta | 7-6,3-6,6-2 |
| ITF Romania F2 | 2018/05/30 08:15 | Aslan Karatsev v Frunza, Nicolae | 6-1,6-2 |
| ITF Romania F1 | 2018/05/27 08:00 | Dima, Dragos v Frunza, Nicolae | 6-2,6-4 |
| ITF Romania F1 | 2018/05/26 09:30 | Melnic, Vladislav v Frunza, Nicolae | 7-6,4-6,4-6 |
| ITF Romania F1 | 2018/05/25 08:20 | Frunza, Nicolae v Thomas Setodji | 6-3,6-3 |
| ITF Romania F9 | 2018/08/13 10:10 | Apostol, Andrei Stefan v Luncanu, Petru-Alexandru | 1-6,3-6 |
| ITF Romania F8 | 2018/08/10 07:00 | Marcora, Roberto v Apostol, Andrei Stefan | 6-3,6-3 |
| ITF Romania F8 | 2018/08/09 08:20 | Apostol, Andrei Stefan v Borza, Bogdan | 4-6,6-3,6-2 |
| Tunisia F22, Singles Qualifying | 2018/06/06 09:00 | Apostol, Andrei Stefan v Delmas, Amaury | 4-6,6-0,3-6 |
| Tunisia F22, Singles Qualifying | 2018/06/04 09:00 | Apostol, Andrei Stefan v Nieto, Alberto | 6-3,6-3 |
| Tunisia F22, Singles Qualifying | 2018/06/03 09:00 | Apostol, Andrei Stefan v Ben Abdallah, Skander | 6-1,6-3 |
| ITF Romania F2 | 2018/05/30 07:00 | Apostol, Andrei Stefan v Escobar, Gonzalo | 3-6,1-6 |
| ITF Romania F2 Qual | 2018/05/28 07:30 | Drzewiecki, Karol v Apostol, Andrei Stefan | 2-6,4-6 |