Stadium: Court 3 Round: 54 Ground: Clay
| ITF M15 Almada | 2021/07/06 08:30 | Diogo Marques v Ben Patael | 3-6,5-7 |
| ITF M15 Setubal | 2020/10/07 13:55 | Diogo Marques v Naoki Nakagawa | 3-6,1-6 |
| FPT Portugal Series | 2020/07/06 09:30 | Diogo Marques v Fabio Coelho | 3-6,6-7 |
| FPT Portugal Series | 2020/06/30 20:14 | Pedro Araujo v Diogo Marques | 6-3,4-6,6-3 |
| FPT Portugal Series | 2020/06/30 11:00 | Leandro Mattar v Diogo Marques | 5-7,2-6 |
| FPT Portugal Series | 2020/06/29 13:00 | Diogo Marques v Illia Stoliar | 7-6,6-3 |
| ITF M25 Porto | 2019/07/23 10:30 | Diogo Marques v Paulo Fernandes | 1-6,7-6,8-10 |
| ITF M25 Porto | 2019/07/22 15:00 | Sizya Ernest Kivanda v Diogo Marques | 2-6,6-3,7-10 |
| UTR Pro Tennis Series Florida | 2021/09/18 18:30 | Noureldin Adam v Nikolay Sysoev | 3-6,5-6 |
| UTR Pro Tennis Series Florida | 2021/09/16 19:30 | Nikolay Sysoev v Antonio M-Hidalgo | 6-3,7-5 |
| UTR Pro Tennis Series Florida | 2021/09/15 12:00 | Nikolay Sysoev v Roman Postolka | 2-6,2-6 |
| UTR Pro Tennis Series Florida | 2021/09/14 13:30 | Nikolay Sysoev v Michal Schmid | 6-7,2-5 |
| UTR Pro Tennis Series Florida | 2021/09/13 12:00 | Nikolay Sysoev v Omar Maldonado | 7-6,6-4 |
| ITF M15 Monastir | 2021/08/01 09:00 | Drew Baird v Nikolay Sysoev | 6-1,6-2 |
| ITF M15 Monastir | 2021/07/25 08:00 | Nikolay Sysoev v Austin Ansari | 2-6,0-6 |
| ITF M15 Monastir | 2021/07/19 09:00 | Nikolay Sysoev v Joshua Sheehy | 2-6,1-6 |