Stadium: Court 8 Round: 27 Ground: Clay
| 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 |
| ITF - M15 Duffel | 2023/06/16 09:00 | Michiel de Krom v Tibo Colson | 6-4,6-2 |
| ITF - M15 Duffel | 2023/06/15 10:00 | Mees Rottgering v Tibo Colson | 4-6,3-6 |
| ITF - M15 Duffel | 2023/06/14 08:00 | Noah Schlagenhauf v Tibo Colson | 5-7,0-6 |
| ITF M25 Skopje | 2023/06/07 12:15 | Kalin Ivanovski v Tibo Colson | 4-6,6-2,6-4 |
| ITF M25 - Arlon | 2023/06/29 09:50 | Raphael Calzi v Alex Knaff | 2-6,1-6 |
| ITF M25 - Arlon | 2023/06/28 10:35 | Alex Knaff v Mathys Erhard | 7-6,6-4 |
| ITF M15 - Saarlouis | 2023/06/22 12:30 | Sander Jong v Alex Knaff | 6-4,6-3 |
| ITF M15 - Saarlouis | 2023/06/21 11:20 | Masato Perera v Alex Knaff | 2-6,3-6 |
| ITF - M15 Duffel | 2023/06/13 10:00 | Alex Knaff v Michiel de Krom | 6-7,3-6 |
| ITF - M15 Pazardzhik | 2023/05/26 07:00 | Leonardo Rossi v Alex Knaff | 6-1,6-3 |
| ITF - M15 Pazardzhik | 2023/05/25 07:00 | Marco Miceli v Alex Knaff | 6-2,1-6,3-6 |
| ITF - M15 Pazardzhik | 2023/05/20 09:45 | Alex Knaff v Iliyan Radulov | 4-6,2-6 |