Stadium: Court 5 Round: 27 Ground: Hardcourt indoor
| ITF M15 Danderyd | 2023/09/21 12:15 | Harry Wendelken v Johannes Ingildsen | 3-6,6-3,6-1 |
| ITF M15 Danderyd | 2023/09/20 10:05 | Harry Wendelken v George Houghton | 7-6,2-6,6-2 |
| ITF M25 Sintra | 2023/09/10 09:30 | Jaime Faria v Harry Wendelken | 6-3,2-6,6-7 |
| ITF M25 Sintra | 2023/09/09 10:30 | Harry Wendelken v Henrique Rocha | 6-2,3-6,7-5 |
| ITF M25 Sintra | 2023/09/08 09:30 | Harry Wendelken v Rodrigo Fernandes | 6-4,3-6,6-2 |
| ITF M25 Sintra | 2023/09/06 11:20 | Harry Wendelken v Jake Van Emburgh | 6-3,6-4 |
| ITF M25 Idanha-A-Nova | 2023/08/31 09:55 | Johannes Ingildsen v Harry Wendelken | 7-5,6-0 |
| ITF M25 Idanha-A-Nova | 2023/08/29 08:00 | Sergio Davila Godoy v Harry Wendelken | 0-6,5-7 |
| ITF M15 Danderyd | 2023/09/21 08:00 | James Davis v Tibo Colson | 2-6,4-6 |
| ITF M15 Danderyd | 2023/09/20 09:55 | Simon Freund v Tibo Colson | 3-6,4-6 |
| ITF M25 Sion | 2023/08/31 07:55 | Tibo Colson v Henry V-D Schulenburg | 7-6,1-6,3-6 |
| ITF M25 Sion | 2023/08/29 07:55 | Tibo Colson v Zakhar Trapeznikov | 6-1,6-2 |
| ITF M25 Koksijde | 2023/08/15 16:55 | Marlon Vankan v Tibo Colson | 6-4,6-4 |
| Challenger - Meerbusch | 2023/08/09 08:00 | Tibo Colson v Camilo Ugo Carabelli | 2-6,2-6 |
| Challenger - Meerbusch | 2023/08/08 09:00 | Tibo Colson v Tom Gentzsch | 6-1,6-4 |
| Challenger - Meerbusch | 2023/08/06 15:45 | Tibo Colson v Adrian Oetzbach | 7-6,7-6 |