Stadium: Court 5 Round: 27 Ground: Clay
| ITF Netherlands F6 | 2018/08/30 12:15 | Kocevar-Desman, Tom v Kaczynski, Kevin | 6-4,3-6,6-0 |
| 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 |
| ITF Netherlands F6 | 2018/08/30 08:00 | Veldheer, Mick v Mantilla, Felipe | 3-6,1-6 |
| ITF Netherlands F6 | 2018/08/29 11:00 | Richmond, John Harrison v Mantilla, Felipe | 3-6,1-6 |
| ITF Netherlands F5 | 2018/08/20 08:00 | von Massow, George v Mantilla, Felipe | 6-4,7-6 |
| ITF Netherlands F4 | 2018/08/17 09:00 | Mantilla, Felipe v Lazov, Alexander | 1-6,6-4,2-6 |
| ITF Netherlands F4 | 2018/08/16 10:05 | Mantilla, Felipe v Ryan Nijboer | 6-1,6-3 |
| ITF Netherlands F4 | 2018/08/15 08:00 | Mantilla, Felipe v Merino, Alexander | 6-1,6-3 |
| Challenger Braunschweig Qual | 2018/07/07 11:20 | Maxime Janvier v Mantilla, Felipe | 6-2,6-2 |
| Challenger Braunschweig Qual | 2018/07/07 07:30 | Matthew Dellavedova v Mantilla, Felipe | 2-6,2-6 |