Stadium: Clay 4 Round: 26 Ground: Clay
| ITF Turkey F31 | 2018/10/10 07:00 | Ergeneman, Gokberk v Ontica, Cosmin | 6-7,4-6 |
| ITF Turkey F31 | 2018/10/07 07:00 | Jonas Schaer v Ontica, Cosmin | 2-6,7-5,4-6 |
| ITF Turkey F31 | 2018/10/06 07:00 | Ontica, Cosmin v Konings, Ruben | 3-6,7-5,6-3 |
| ITF Turkey F30 | 2018/09/29 11:00 | Konings, Ruben v Ontica, Cosmin | 6-4,6-1 |
| Challenger Sibiu | 2018/09/15 08:00 | Bothwell, Peter v Ontica, Cosmin | 6-3,7-5 |
| ITF Romania F12 | 2018/09/01 10:00 | Ontica, Cosmin v Kurita, Kenta | 4-6,4-6 |
| ITF Romania F11 | 2018/08/26 13:00 | Filip, Vladimir v Ontica, Cosmin | 7-5,6-4 |
| ITF Romania F11 | 2018/08/25 08:00 | Savin, Robert Damian v Ontica, Cosmin | 2-6,1-6 |
| ITF Turkey F31 | 2018/10/10 10:30 | Peters, Flemming v Paul Woerner | 7-5,6-3 |
| ITF Turkey F31 | 2018/10/08 08:10 | Peters, Flemming v Choudhary, Ahmed | 6-4,6-0 |
| ITF Turkey F31 | 2018/10/07 09:30 | Peters, Flemming v Rudiukov, Ilya | 6-3,6-2 |
| ITF Turkey F31 | 2018/10/06 07:00 | Peters, Flemming v Larwig, Noel | 6-3,6-2 |
| Spain F30, Singles | 2018/10/02 15:40 | Andres F Canovas v Peters, Flemming | 7-5,6-2 |
| ITF Kazakhstan F8 | 2018/09/23 06:55 | Peters, Flemming v Korobeynikov, Grigoriy | 7-5,6-7,1-6 |
| ITF Kazakhstan F7 | 2018/09/19 06:50 | Mikalai Haliak v Peters, Flemming | 4-6,6-2,6-4 |
| ITF Kazakhstan F7 | 2018/09/18 08:00 | Narbekov, Sultan v Peters, Flemming | 4-6,2-6 |