Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Setubal | 2021/10/06 14:15 | Illia Stoliar v Paulo A S Dos Santos | 1-6,6-1,7-6 |
| ITF M25 Setubal | 2021/10/05 11:20 | Alberto Morolli v Paulo A S Dos Santos | 6-4,1-6,6-10 |
| ITF M25 Setubal | 2021/10/04 10:00 | Martim Simoes v Paulo A S Dos Santos | 2-6,6-4,8-10 |
| ITF M25 Sintra | 2021/09/06 13:30 | Paulo A S Dos Santos v Henrik Heise Korsgaard | 7-5,5-7,6-10 |
| ITF M25 Sintra | 2021/09/05 12:00 | Paulo A S Dos Santos v Illia Stoliar | 6-2,6-2 |
| ITF M15 Oldenzaal | 2021/08/15 07:30 | Jarno Jans v Paulo A S Dos Santos | 7-5,6-1 |
| ITF M15 Xàtiva | 2021/08/01 13:00 | Paulo A S Dos Santos v Alexis Boureau | 2-6,3-6 |
| ITF M15 Castelo Branco | 2021/07/26 08:30 | Clement Chidekh v Paulo A S Dos Santos | 7-6,6-1 |
| ITF M25 Setubal | 2021/10/05 14:20 | Miguel Gomes v Jaime Faria | 3-6,6-7 |
| Challenger Braga | 2021/09/19 09:00 | Miguel Gomes v Peter Heller | 0-6,1-6 |
| ITF M25 Sintra | 2021/09/15 13:40 | Evan Hoyt v Miguel Gomes | 6-3,6-3 |
| ITF M25 Sintra | 2021/09/14 09:55 | Martim Simoes v Miguel Gomes | 4-6,6-3,4-10 |
| ITF M25 Sintra | 2021/09/13 13:30 | Ricardo Batista v Miguel Gomes | 0-6,4-6 |
| Challenger Oeiras | 2021/05/23 12:40 | Miguel Gomes v Nikolas Sanchez Izquierdo | 1-6,4-6 |
| Challenger Oeiras - kval | 2021/04/04 13:30 | Miguel Gomes v Raul Brancaccio | 1-6,1-6 |
| Challenger Oeiras | 2021/03/28 10:00 | Evan Furness v Miguel Gomes | 6-3,6-1 |