Stadium: Court 1 Round: 27 Ground: Clay
| ITF M25 Nevers | 2022/10/09 12:30 | Raphael Collignon v Gauthier Onclin | 3-6,6-2,3-6 |
| ITF M25 Arlon | 2022/06/26 13:30 | Raphael Collignon v Gauthier Onclin | 6-4,6-1 |
| ITF M15 Brcko | 2022/05/29 09:00 | Gauthier Onclin v Raphael Collignon | 5-7,6-2,6-3 |
| ITF M15 Monastir | 2021/03/21 13:00 | Gauthier Onclin v Raphael Collignon | 6-1,6-1 |
| Challenger Lille | 2023/03/28 14:50 | Cem Ilkel v Gauthier Onclin | 6-3,6-2 |
| Challenger St Brieuc | 2023/03/22 20:30 | Gauthier Onclin v Mark Lajal | 6-7,5-7 |
| Challenger St Brieuc | 2023/03/20 16:00 | Gauthier Onclin v Shintaro Mochizuki | 6-2,6-4 |
| Challenger Lugano | 2023/03/09 18:15 | Gauthier Onclin v Dominic Stephan Stricker | 3-6,3-6 |
| Challenger Lugano | 2023/03/07 11:05 | Gauthier Onclin v Dan Added | 6-4,6-2 |
| Challenger Lugano | 2023/03/06 09:00 | Gauthier Onclin v Andrea Arnaboldi | 3-6,6-2,6-1 |
| Challenger Lugano | 2023/03/05 09:00 | Gauthier Onclin v Dylan Dietrich | 6-4,6-2 |
| Challenger Rovereto | 2023/02/25 15:00 | Gauthier Onclin v Dominic Stephan Stricker | 3-6,6-7 |
| Challenger Lille | 2023/03/30 14:20 | Maxime Janvier v Raphael Collignon | 3-6,6-3,6-2 |
| Challenger Lille | 2023/03/29 15:50 | Raphael Collignon v Benoit Paire | 6-2,3-6,6-4 |
| Challenger St Brieuc | 2023/03/20 17:30 | Raphael Collignon v Pierre-Hugues Herbert | 7-5,3-6,3-6 |
| Challenger Lugano | 2023/03/07 19:05 | Raphael Collignon v Dominic Stephan Stricker | 4-6,6-2,2-6 |
| Challenger Pau | 2023/02/26 10:45 | Raphael Collignon v Arthur Gea | 6-7,4-6 |
| Challenger Rovereto | 2023/02/22 11:30 | Raphael Collignon v Antoine Escoffier | 6-4,5-7,6-7 |
| Challenger Cherbourg | 2023/02/13 19:10 | Geoffrey Blancaneaux v Raphael Collignon | 7-6,6-1 |
| Challenger Koblenz | 2023/02/04 15:25 | Raphael Collignon v Roman Safiullin | 7-5,3-6,0-6 |