Stadium: Center Round: 26 Ground: Clay
| ITF M25 The Hague | 2023/07/05 16:55 | Kyvan Rietkerk v Thiemo De Bakker | 2-6,2-6 |
| ITF M15 Jakarta | 2023/06/29 03:25 | Karan Singh v Thiemo De Bakker | 5-7,6-7 |
| ITF M15 Jakarta | 2023/06/28 02:00 | David Agung Susanto v Thiemo De Bakker | 5-7,4-6 |
| ITF M15 Jakarta | 2023/06/21 02:00 | Anthony Susanto v Thiemo De Bakker | 4-6,3-6 |
| ITF M15 Meerbusch | 2023/04/26 16:00 | Thiemo De Bakker v Tim Handel | 6-3,6-7,4-6 |
| ITF M25 Palmanova | 2023/03/22 11:30 | Pablo Llamas Ruiz v Thiemo De Bakker | 6-3,7-5 |
| ITF M25 Palmanova | 2023/03/16 08:30 | Alex M Pujolras v Thiemo De Bakker | 6-1,6-3 |
| ITF M25 Palmanova | 2023/03/15 09:55 | Gabriele Piraino v Thiemo De Bakker | 4-6,6-7 |
| ITF M25 The Hague | 2023/07/05 17:40 | Deney Wassermann v Ergi Kirkin | 7-6,7-6 |
| ITF M15 Alkmaar | 2023/06/28 11:30 | Deney Wassermann v Guy Den Ouden | 6-7,5-7 |
| ITF M15 Antalya | 2023/05/13 07:55 | Deney Wassermann v Gabriel Debru | 6-3,6-4 |
| ITF M15 Antalya | 2023/05/12 10:30 | Edas Butvilas v Deney Wassermann | 6-1,5-7,4-6 |
| ITF M15 Antalya | 2023/05/11 07:30 | Deney Wassermann v Yanaki Milev | 6-3,2-6,6-2 |
| ITF M15 Antalya | 2023/05/10 09:05 | Calin Manda v Deney Wassermann | 4-6,4-6 |
| ITF M15 Antalya | 2023/05/03 07:30 | Gabriel Debru v Deney Wassermann | 6-7,6-2,6-2 |
| ITF M15 Meerbusch | 2023/04/29 13:15 | Arthur Reymond v Deney Wassermann | 6-3,6-2 |