Stadium: KNLTB Court Round: 19 Ground: Clay
| Challenger Amersfoort | 2023/07/16 09:00 | Max Hans Rehberg v Tibo Colson | 6-3,6-7,4-6 |
| ITF M25 Arlon | 2023/07/02 13:30 | Sandro Kopp v Tibo Colson | 2-6,2-6 |
| ITF M25 Arlon | 2023/07/02 08:00 | Tibo Colson v Maxime Mora | 6-3,3-6,6-2 |
| ITF M25 Arlon | 2023/06/30 09:00 | Tibo Colson v Alex Knaff | 7-6,6-4 |
| ITF M25 Arlon | 2023/06/29 10:40 | Damien Wenger v Tibo Colson | 3-6,6-7 |
| ITF M25 Arlon | 2023/06/28 14:55 | Leonid Sheyngezikht v Tibo Colson | 0-6,0-6 |
| Challenger Blois | 2023/06/19 09:00 | Daniel Rincon v Tibo Colson | 7-6,4-6,6-3 |
| Challenger Blois | 2023/06/18 08:30 | Tibo Colson v Matteo Martineau | 6-3,3-6,6-2 |
| Challenger Amersfoort | 2023/07/16 10:50 | Denis Klok v Hady Habib | 3-6,7-5,6-1 |
| ITF M15 Sofia | 2023/07/08 09:35 | Goncalo Oliveira v Denis Klok | 6-3,6-4 |
| ITF M15 Sofia | 2023/07/06 08:10 | Adam Heinonen v Denis Klok | 1-6,1-6 |
| ITF M15 Sofia | 2023/07/04 09:40 | Gabriel Donev v Denis Klok | 5-7,1-6 |
| ITF M15 Belgrade | 2023/06/29 06:50 | Denis Klok v Ergi Kirkin | 6-7,3-6 |
| ITF M15 Tehran | 2023/06/18 12:30 | Denis Klok v Erik Arutiunian | 6-2,6-1 |
| ITF M15 Tehran | 2023/06/16 08:00 | Denis Klok v Grigoriy Lomakin | 6-1,6-2 |
| ITF M15 Tehran | 2023/06/15 06:30 | Denis Klok v Rostislav Galfinger | 6-1,6-2 |