Stadium: Court 4 Round: 26 Ground: Clay
| ITF - M15 Haren | 2023/09/06 16:10 | Elgin Khoeblal v Thiemo De Bakker | 2-6,1-6 |
| ITF - M15 Haren | 2023/09/05 08:00 | Thiemo De Bakker v Mats Bredschneijder | 6-2,6-0 |
| ITF - M15 Haren | 2023/09/04 11:00 | Thiemo De Bakker v Louis Van Herck | 6-2,7-5 |
| ITF - M25 Oldenzaal | 2023/08/30 17:35 | Oliver Crawford v Thiemo De Bakker | 3-6,6-1,6-3 |
| ITF - M15 Huy | 2023/08/27 13:00 | Sidane Pontjodikromo v Thiemo De Bakker | 3-6,3-6 |
| ITF - M15 Huy | 2023/08/26 11:00 | Felix Corwin v Thiemo De Bakker | 1-6,2-6 |
| ITF - M15 Huy | 2023/08/25 15:00 | Jarno Jans v Thiemo De Bakker | 4-6,2-6 |
| ITF - M15 Huy | 2023/08/25 07:30 | Harold Huens v Thiemo De Bakker | 3-6,1-6 |
| ITF - M15 Haren | 2023/09/06 08:00 | Dax Donders v Alec Deckers | 3-6,6-4,7-6 |
| ITF - M25 Oldenzaal | 2023/09/01 11:25 | Dax Donders v Lucas Gerch | 6-4,3-6,1-6 |
| ITF - M25 Oldenzaal | 2023/08/31 15:35 | Sebastian Prechtel v Dax Donders | 6-3,0-6,6-7 |
| ITF - M25 Oldenzaal | 2023/08/29 13:25 | Dax Donders v Jarno Jans | 6-2,6-1 |
| ITF - M25 Koksijde | 2023/08/14 15:40 | Dax Donders v Alexander Blockx | 2-6,2-6 |
| ITF - M15 Frankfurt Am Main | 2023/08/09 12:20 | Gregor Ramskogler v Dax Donders | 6-3,6-7,6-3 |
| ITF - M15 Eindhoven | 2023/08/01 10:30 | Sander Jong v Dax Donders | 6-3,6-3 |
| ITF - M25 Esch/Alzette | 2023/07/13 13:10 | Federico Agustin Gomez v Dax Donders | 6-2,6-1 |