Round: 44 Ground: Clay
| ITF Belgium F4 | 2018/07/15 08:30 | Kim Moellers v Daniel De Jonge | 6-2,4-6,6-4 |
| ITF Belgium F4 | 2018/07/14 10:00 | Buvaysar Gadamauri v Daniel De Jonge | 6-7,6-3,6-7 |
| ITF Netherlands F3 | 2018/07/08 11:30 | Benjamin Dhoe v Daniel De Jonge | 5-7,6-3,6-3 |
| ITF Netherlands F3 | 2018/07/07 14:00 | Daniel De Jonge v Maximilian Gatev | 6-7,6-2,6-1 |
| ITF Netherlands F3 | 2018/07/07 07:30 | Daniel De Jonge v Karl W W Mac-Leay | 6-2,6-0 |
| ITF Netherlands F2 | 2018/07/03 09:35 | Daniel De Jonge v Botic Van De Zandschulp | 5-7,5-7 |
| ITF Netherlands F2 Qual | 2018/07/02 10:45 | Daniel De Jonge v Dominic Barretto | 6-4,7-6 |
| ITF Netherlands F2 Qual | 2018/07/01 08:00 | Daniel De Jonge v Benjamin Loccisano | 6-4,6-2 |
| ITF Turkey F18 | 2018/05/09 09:10 | Max Houkes v Alexander Boborykin | 4-6,7-5,4-6 |
| ITF Turkey F18 | 2018/05/07 07:30 | Mert Naci Turker v Max Houkes | 6-2,6-1 |
| ITF Turkey F17 | 2018/04/30 06:30 | Louroi Martinez v Max Houkes | 5-7,6-4,6-4 |
| ITF Turkey F17 | 2018/04/29 07:30 | Max Houkes v Bastian A U Santander | 6-2,6-3 |
| ITF Egypt F8 | 2018/03/03 08:00 | Max Houkes v Mirko Martinez | 4-6,6-4,4-6 |
| ITF Egypt F7 | 2018/02/25 10:30 | Raleigh Smith v Max Houkes | 6-4,6-4 |
| ITF Egypt F7 | 2018/02/24 12:30 | Kittirat Kerdlaphee v Max Houkes | 1-6,6-7 |
| ITF Egypt F6 | 2018/02/17 08:00 | Max Houkes v Tomas Liska | 3-6,0-6 |