Round: 27 Ground: Clay
| ITF Croatia F3 MD | 2018/03/23 14:30 | Celebic L / Nagy P v Kowalczyk M / Kozielski L | 6-2,6-2 |
| ITF Croatia F3 MD | 2018/03/20 13:00 | Antonescu V / Dima D v Kowalczyk M / Kozielski L | 6-7,6-7 |
| Allemagne F2, Doubles | 2018/01/23 13:30 | Kowalczyk M / Kozielski L v Hassan B / Schell N | 2-6,6-4,6-10 |
| ITF Egypt F38 MD | 2017/12/15 08:00 | Kowalczyk M / Kozielski L v Goveas A / Kadhe A | 4-6,3-6 |
| ITF Egypt F37 MD | 2017/12/05 13:45 | Fellin M / Weis A v Kowalczyk M / Kozielski L | 2-6,6-3,10-7 |
| ITF Poland F8 MD | 2017/08/01 17:00 | Dembek M / Smola M v Kowalczyk M / Kozielski L | 6-2,6-2 |
| ITF Belgium F11 MD | 2017/08/29 17:40 | Johnson A / Johnson R v Gadamauri B / Gadamauri T | 6-3,5-7,10-4 |
| ITF Belgium F11 MD | 2017/08/28 15:20 | Gadamauri B / Gadamauri T v Chekhov A / Voronin D | 6-4,2-6,13-11 |
| ITF Belgium F10 MD | 2017/08/23 11:30 | Gadamauri B / Gadamauri T v Harris B / Terczynski M | 2-6,3-6 |
| ITF Belgium F10 MD | 2017/08/23 10:00 | Gadamauri B / Gadamauri T v Harris B / Terczynski M | 2-6,3-5 |
| ITF Belgium F9 MD | 2017/08/14 17:55 | Gadamauri B / Gadamauri T v Gelhardt L / Holmgren A | 1-6,2-6 |
| ITF Belgium F6 MD | 2017/07/24 14:00 | Martineau M / Roberts J v Gadamauri B / Gadamauri T | 6-3,7-6 |