Stadium: Centre Court Round: 26 Ground: Clay
| ITF Netherlands F5 | 2018/08/21 12:20 | Marc Dijkhuizen v Ruben Konings | 6-2,6-1 |
| ITF Netherlands F4 | 2018/08/14 10:00 | Marc Dijkhuizen v Niels Lootsma | 1-6,2-6 |
| ITF Finland F1 | 2018/07/31 08:35 | Marc Dijkhuizen v Hugo Pontico | 4-6,5-7 |
| ITF Lithuania F1 | 2018/07/24 14:10 | Marc Dijkhuizen v Robertas Vrzesinski | 5-7,2-6 |
| ITF Estonia F1 | 2018/07/18 11:00 | Joao Lucas Reis da Silva v Marc Dijkhuizen | 6-2,7-5 |
| ITF Estonia F1 | 2018/07/17 10:00 | Roberts Grinvalds v Marc Dijkhuizen | 2-6,1-6 |
| ITF Netherlands F1 Qual | 2018/06/24 09:00 | Marc Dijkhuizen v Paul Barretto | 3-6,2-6 |
| ITF Turkey F22 | 2018/06/05 09:20 | Marc Dijkhuizen v Jonas Trinker | 1-6,3-6 |
| ITF Netherlands F5 | 2018/08/20 08:00 | Tom Kocevar-Desman v Laurent Rochette | 2-6,6-3,6-2 |
| Challenger Portoroz | 2018/08/07 18:15 | Andrea Arnaboldi v Tom Kocevar-Desman | 6-0,7-6 |
| Challenger Tampere Qual | 2018/07/22 08:50 | Dimitar Kuzmanov v Tom Kocevar-Desman | 6-4,2-6,6-3 |
| Challenger Tampere | 2018/07/21 11:40 | Tom Kocevar-Desman v Karl Friberg | 6-4,7-6 |
| Challenger Scheveningen Qual | 2018/07/14 11:45 | Tom Kocevar-Desman v Kimmer Coppejans | 4-6,4-6 |
| Challenger Bastad Qual | 2018/07/07 11:15 | Fred Simonsson v Tom Kocevar-Desman | 6-4,1-6,6-3 |
| ITF Germany F4 | 2018/06/22 10:05 | Sekou Bangoura v Tom Kocevar-Desman | 6-1,6-1 |
| ITF Bosnia and Herzegovina F3 | 2018/06/03 12:00 | Elmar Ejupovic v Tom Kocevar-Desman | 6-7,3-6 |