Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| Challenger Tallahassee | 2021/04/18 22:55 | Alexander Ritschard v Ozan Baris | 6-2,6-2 |
| ITF M15 Monastir | 2021/06/16 08:30 | Terence Atmane v Tiago Cacao | 4-6,7-6,2-6 |
| ITF M15 Monastir | 2021/06/08 11:20 | Tiago Cacao v Moez Echargui | 3-6,4-6 |
| Challenger Oeiras | 2021/05/24 11:50 | Tiago Cacao v Tung-Lin Wu | 1-6,1-6 |
| Challenger Oeiras | 2021/05/16 14:20 | Tiago Cacao v Zizou Bergs | 6-7,4-6 |
| ITF M15 Valldoreix | 2021/05/15 09:00 | Tiago Cacao v Martin Cuevas | 6-3,6-7,4-6 |
| ITF M15 Valldoreix | 2021/05/14 10:35 | Rayane Roumane v Tiago Cacao | 1-6,0-6 |
| ITF M15 Valldoreix | 2021/05/13 08:00 | Tiago Cacao v Martin Damm | 3-6,6-1,6-4 |
| ITF M15 Valldoreix | 2021/05/11 11:00 | Pedro Boscardin Dias v Tiago Cacao | 4-6,2-6 |