Stadium: Court Gachassin Round: 27 Ground: Hardcourt indoor
| ITF M25 Sunderland | 2022/10/14 12:10 | Goncalo Oliveira v Harry Wendelken | 4-6,4-6 |
| ITF M25 Sintra | 2022/09/15 13:15 | Harry Wendelken v Goncalo Oliveira | 6-7,6-4,6-4 |
| ITF M25 Loule | 2023/02/28 14:10 | Harry Wendelken v Ryotaro Matsumura | 7-5,3-6,4-10 |
| ITF M25 Loule | 2023/02/27 10:00 | Harry Wendelken v Manuel Almeida | 6-2,6-3 |
| ITF M25 Bath | 2023/02/09 11:45 | Jules Marie v Harry Wendelken | 6-4,6-2 |
| ITF M25 Bath | 2023/02/08 12:50 | Ben Jones v Harry Wendelken | 6-4,3-6,4-6 |
| ITF M25 Sunderland | 2023/01/24 13:15 | Tristan McCormick v Harry Wendelken | 5-7,6-4,6-1 |
| ITF M25 Sheffield | 2023/01/18 11:00 | Harry Wendelken v Charles Broom | 6-7,6-7 |
| ITF M25 Sheffield | 2023/01/17 13:25 | Harry Wendelken v Simon Freund | 7-5,6-2 |
| ITF M25 Loughborough | 2023/01/14 10:30 | Harry Wendelken v George Loffhagen | 2-6,6-1,1-6 |
| ITF M25 Loule | 2023/03/02 12:00 | Goncalo Oliveira v Jules Marie | 6-1,6-2 |
| ITF M25 Loule | 2023/03/01 13:30 | Goncalo Oliveira v Ryotaro Matsumura | 6-1,6-2 |
| ITF M25 Faro | 2023/02/21 11:55 | Goncalo Oliveira v Giovanni Fonio | 6-7,4-6 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/17 10:30 | Goncalo Oliveira v Michael Vrbensky | 6-7,4-6 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/16 10:55 | Alejandro Moro Canas v Goncalo Oliveira | 6-3,1-6,4-6 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/14 12:50 | August Holmgren v Goncalo Oliveira | 5-7,6-4,2-6 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/10 09:30 | Gabriele Piraino v Goncalo Oliveira | 7-5,3-6,6-3 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/09 12:35 | Goncalo Oliveira v Federico Gaio | 7-6,7-6 |