Stadium: Court 5 Round: 27 Ground: Hardcourt outdoor
| ITF Netherlands F6 | 2016/08/20 08:00 | Gijs Buntsma v Kevin Kaczynski | 7-6,6-0 |
| ITF Netherlands F4 | 2016/07/03 11:10 | Kevin Kaczynski v Robert Willekes MacDonald | 2-6,3-6 |
| ITF Netherlands F4 | 2016/07/02 08:00 | Kevin Kaczynski v Marcel Marlon Sudzum | 6-1,6-1 |
| ITF Greece F3 | 2015/04/08 06:30 | Edoardo Eremin v Kevin Kaczynski | 7-6,6-2 |
| ITF Greece F2 | 2015/03/31 13:25 | Dragos Dima v Kevin Kaczynski | 6-1,6-3 |
| ITF Turkey F10 | 2015/03/10 13:30 | Mikael Ymer v Kevin Kaczynski | 6-1,6-3 |
| ITF Turkey F9 | 2015/03/05 08:00 | Kevin Kaczynski v Jose Pereira | 4-6,4-6 |
| ITF Egypt F30 | 2015/01/20 08:00 | Kevin Kaczynski v Matias Zukas | 7-5,2-6,4-6 |
| ITF Serbia F2 | 2017/08/15 07:30 | Mate Delic v Joao Menezes | 2-6,3-6 |
| ITF Austria F5 | 2017/08/05 10:30 | Dennis Novak v Mate Delic | 6-4,6-4 |
| ITF Austria F5 | 2017/08/04 09:00 | Mate Delic v Felipe M Sarrasague | 6-3,6-3 |
| ITF Austria F5 | 2017/08/03 08:00 | Mate Delic v Domagoj Biljesko | 6-2,6-2 |
| ITF Austria F5 | 2017/08/02 09:50 | Mate Delic v Bernd Kossler | 6-3,6-0 |
| Challenger Prague Qual | 2017/07/22 09:20 | Marek Gengel v Mate Delic | 6-1,6-2 |
| Challenger San Benedetto | 2017/07/18 16:30 | Mate Delic v Jose Hernandez-Fernandez | 6-3,3-6,2-6 |
| Challenger San Benedetto Qual | 2017/07/17 10:20 | Luca Margaroli v Mate Delic | 6-4,3-6,6-7 |