Round: 62 Ground: Clay
| Turkey F16, Singles Qualifying | 2017/04/23 07:00 | Ontica, Cosmin v Nunez, V. | 1-6,5-7 |
| ITF Greece F3 | 2017/03/18 09:30 | Bothwell, Peter v Ontica, Cosmin | 4-6,6-3,6-3 |
| ITF Greece F2 Qual | 2017/03/14 07:30 | Conkic, Petar v Ontica, Cosmin | 6-2,6-1 |
| ITF Turkey F5 | 2017/02/05 07:00 | Ontica, Cosmin v Boyer, Dusty H | 1-6,3-6 |
| ITF Turkey F5 | 2017/02/04 06:30 | Hovhannisyan, Mousheg v Ontica, Cosmin | 2-6,2-6 |
| ITF Turkey F4 | 2017/01/30 07:00 | Krainik, Pavel v Ontica, Cosmin | 5-7,6-1,7-5 |
| ITF Turkey F4 | 2017/01/29 07:30 | Delmas, Amaury v Ontica, Cosmin | 3-6,1-6 |
| ITF Romania F15 | 2016/08/28 07:00 | Tinelli, Matteo v Ontica, Cosmin | 3-6,1-6 |
| ITF Greece F5 | 2017/04/03 06:30 | Jhun, Alexander v Galloway, Robert | 2-6,4-6 |
| ITF Greece F5 | 2017/04/02 06:30 | Gohlke, Delf v Jhun, Alexander | 2-6,1-6 |
| ITF Greece F4 | 2017/03/29 08:45 | Jhun, Alexander v Artunedo Martinav. | 6-4,4-6,0-6 |
| ITF Greece F4 | 2017/03/27 06:30 | Rose, Joshua v Jhun, Alexander | 2-6,3-6 |
| ITF Greece F3 | 2017/03/18 09:30 | Jhun, Alexander v Oakley, Keelan | 7-6,6-7,2-6 |
| ITF Greece F2 Qual | 2017/03/15 09:30 | Stergiou, Ioannis v Jhun, Alexander | 6-4,7-6 |
| ITF Greece F2 Qual | 2017/03/14 07:30 | Jhun, Alexander v Mcdaniels, Mitchell Thomas | 0-6,6-3,6-3 |
| ITF Greece F2 Qual | 2017/03/11 10:00 | Jhun, Alexander v Ibrahim, Hasan | 6-3,3-6,6-1 |