Stadium: Court 7 Round: 26 Ground: Clay
| ITF Netherlands F6 | 2018/08/28 10:10 | Kocevar-Desman, Tom v van Den Berg, Bart | 7-6,6-3 |
| ITF Netherlands F5 | 2018/08/24 08:00 | Nik Razborsek v Kocevar-Desman, Tom | 7-6,4-6,6-1 |
| ITF Netherlands F5 | 2018/08/22 08:00 | Dijkhuizen, Marc v Kocevar-Desman, Tom | 3-6,4-6 |
| ITF Netherlands F5 | 2018/08/20 08:00 | Kocevar-Desman, Tom v Rochette, Laurent | 2-6,6-3,6-2 |
| Portoroz, Slovénie | 2018/08/07 18:15 | Arnaboldi, Andrea v Kocevar-Desman, Tom | 6-0,7-6 |
| Challenger Tampere Qual | 2018/07/22 08:50 | Dimitar Kuzmanov v Kocevar-Desman, Tom | 6-4,2-6,6-3 |
| Challenger Tampere | 2018/07/21 11:40 | Kocevar-Desman, Tom v Karl Friberg | 6-4,7-6 |
| Challenger Scheveningen Qual | 2018/07/14 11:45 | Kocevar-Desman, Tom v Kimmer Coppejans | 4-6,4-6 |
| ITF Netherlands F6 | 2018/08/28 08:30 | Kazuki Nishiwaki v Kaczynski, Kevin | 2-6,3-6 |
| ITF Netherlands F5 | 2018/08/22 10:00 | Nik Razborsek v Kaczynski, Kevin | 6-4,6-2 |
| ITF Netherlands F5 | 2018/08/21 12:20 | Kaczynski, Kevin v Gerritsen, Stephan | 6-4,1-6,6-2 |
| ITF Netherlands F5 | 2018/08/19 10:00 | Kaczynski, Kevin v Trismen, Harris | 6-0,6-1 |
| ITF Netherlands F5 | 2018/08/18 08:00 | Kaczynski, Kevin v Ruenger, Roman | 6-1,6-0 |
| ITF Germany F11 | 2018/08/09 09:00 | Kaczynski, Kevin v Benjamin Hassan | 2-6,1-6 |
| ITF Germany F11 | 2018/08/08 10:00 | Chaukulkar, Tejas v Kaczynski, Kevin | 3-6,6-4,1-6 |
| ITF Germany F11 | 2018/08/07 11:40 | Baumann, Daniel v Kaczynski, Kevin | 3-6,0-6 |