Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Tavira | 2023/10/09 09:00 | Eero Vasa v Diogo Marques | 6-7,4-6 |
| ITF M25 Tavira | 2023/10/08 09:00 | Diogo Marques v Philippe Renard | 6-0,6-1 |
| ITF M25 Setubal | 2023/09/19 14:05 | Dali Blanch v Diogo Marques | 6-4,6-3 |
| ITF M25 Sintra | 2023/09/12 09:00 | Diogo Marques v Leonardo Civita-Telles | 6-4,4-6,8-10 |
| ITF M25 Sintra | 2023/09/11 13:00 | Diogo Marques v Rodrigo Deleu | 6-4,6-4 |
| ITF M25 Sintra | 2023/09/11 09:00 | Diogo Marques v Andre Stewart | 6-2,6-4 |
| ITF M25 Idanha-A-Nova | 2023/08/23 12:00 | David Perez Sanz v Diogo Marques | 6-1,6-1 |
| ITF M25 Idanha-A-Nova | 2023/08/21 10:05 | Diogo Marques v Sergio Davila Godoy | 4-6,6-2,10-8 |
| ITF M25 Tavira | 2023/10/09 09:00 | Tomas Vaise v Twan Van Zijl | 6-2,6-4 |
| ITF M25 Tavira | 2023/10/08 09:00 | Tomas Vaise v Julius Augunas | 6-3,6-0 |
| ITF M25 Falun | 2023/09/24 11:45 | Jeiden Saidizand v Tomas Vaise | 6-7,6-4,10-6 |
| ITF M15 Szczawno | 2023/08/28 16:00 | Petro Orlando Fellin v Tomas Vaise | 6-4,6-3 |
| ITF M15 Szczawno | 2023/08/28 07:30 | Dawid Wisniewski v Tomas Vaise | 6-4,4-6,4-10 |
| ITF M25 Poznan | 2023/08/22 10:50 | Vojtech Vlkovsky v Tomas Vaise | 7-5,6-4 |
| ITF M25 Poznan | 2023/08/21 12:35 | Breno R Urvaneja v Tomas Vaise | 2-6,4-6 |
| ITF M25 Bielsko Biala | 2023/08/14 07:30 | Piotr Siekanowicz v Tomas Vaise | 6-4,4-6,10-4 |