Stadium: Court 2 Round: 44 Ground: Hardcourt outdoor
| ITF M25 Madrid | 2023/12/04 09:30 | Eero Vasa v Francisco Oliveira | 6-1,6-4 |
| ITF M25 Vale Do Lobo | 2023/11/21 10:00 | Johannes Seeman v Francisco Oliveira | 6-2,6-3 |
| ITF M25 Austin | 2023/11/05 16:00 | Grant Lothringer v Francisco Oliveira | 7-6,6-1 |
| ITF M15 Tallahassee | 2023/10/23 14:00 | John Bernard v Francisco Oliveira | 6-2,6-3 |
| ITF M25 Tavira | 2023/10/17 14:05 | Francisco Oliveira v Mats Bredschneijder | 2-6,6-4,6-10 |
| ITF M25 Tavira | 2023/10/16 13:30 | Ricardo Villacorta-Alonso v Francisco Oliveira | 6-3,5-7,7-10 |
| ITF M25 Tavira | 2023/10/10 10:20 | Kuzey Cekirge v Francisco Oliveira | 6-3,5-7,10-6 |
| ITF M25 Tavira | 2023/10/09 16:00 | Francisco Oliveira v Felix Mischker | 6-2,6-2 |
| ITF M25 Vale Do Lobo | 2023/11/22 13:10 | Henrique Rocha v Diogo Marques | 6-1,6-3 |
| ITF M25 Vale Do Lobo | 2023/11/13 11:00 | Peter Buldorini v Diogo Marques | 7-5,6-4 |
| ITF M25 Tavira | 2023/10/18 15:20 | Diogo Marques v Pedro Araujo | 6-4,5-7,0-6 |
| ITF M25 Tavira | 2023/10/17 11:30 | Johannes Ingildsen v Diogo Marques | 6-3,4-6,3-10 |
| ITF M25 Tavira | 2023/10/16 08:30 | Diogo Marques v Manuel Almeida | 6-2,6-2 |
| ITF M25 Tavira | 2023/10/15 09:00 | Oscar Lacides v Diogo Marques | 3-6,5-7 |
| ITF M25 Tavira | 2023/10/11 08:30 | Simon Freund v Diogo Marques | 6-3,7-6 |
| ITF M25 Tavira | 2023/10/10 08:30 | Diogo Marques v Tomas Vaise | 6-2,7-6 |