Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 - Villena | 2020/11/18 10:05 | Tiago Cacao v Diego A B Sanchez | 4-6,2-6 |
| ITF M15 - Quinta Do Lago | 2020/11/04 11:35 | Sebastian Fanselow v Tiago Cacao | 6-3,6-1 |
| ITF M25 - Vale Do Lobo | 2020/10/29 12:30 | Gastao Elias v Tiago Cacao | 6-1,6-4 |
| ITF M25 - Vale Do Lobo | 2020/10/27 12:00 | Tiago Cacao v Viktor Durasovic | 4-6,6-3,6-3 |
| Challenger - Lissabon | 2020/10/10 14:25 | Tiago Cacao v Borna Gojo | 3-6,2-6 |
| ITF M15 - Setubal | 2020/10/06 11:00 | Lucas Gerch v Tiago Cacao | 6-1,6-4 |
| ITF M25 - Porto | 2020/10/03 09:00 | Tiago Cacao v Nuno Borges | 4-6,7-6,0-6 |
| ITF M25 - Porto | 2020/10/01 11:30 | Dan Added v Tiago Cacao | 6-7,6-7 |
| ITF M15 - Benicarlo | 2020/11/23 08:30 | Benjamin Pietri v Mathys Erhard | 4-6,2-6 |
| ITF M15 - Benicarlo | 2020/11/22 13:00 | Mathys Erhard v Kuzey Cekirge | 6-4,6-4 |
| ITF M15 - Villena | 2020/11/15 11:30 | Michael Zhu v Mathys Erhard | 6-4,6-1 |
| ITF M15 - Valldoreix | 2020/11/09 09:00 | Sergi Perez Contri v Mathys Erhard | 7-5,6-2 |
| ITF M15 - Valldoreix | 2020/11/08 10:00 | Mathys Erhard v David Jorda Sanchis | 6-0,6-2 |
| ITF M15 - Setubal | 2020/10/04 12:00 | Mathys Erhard v Naoki Nakagawa | 6-4,4-6,7-10 |
| ITF M25 - Porto | 2020/09/27 15:00 | Jacopo Berrettini v Mathys Erhard | 6-3,1-6,11-9 |
| ITF M25 - Plaisir | 2020/09/15 17:35 | Mathys Erhard v Tobias Simon | 6-7,4-6 |