Stadium: Court 12 Round: 26 Ground: Clay
| Challenger Lisbon | 2020/10/12 09:00 | Alessandro Giannessi v Roberto Cid Subervi | 6-3,5-7,6-2 |
| Challenger Antalya | 2021/01/29 07:30 | Juan Pablo Varillas v Roberto Cid Subervi | 4-6,3-6 |
| Challenger Antalya Qual | 2021/01/28 10:30 | Roberto Cid Subervi v Tomas Martin Etcheverry | 7-5,6-4 |
| Challenger Antalya Qual | 2021/01/28 06:30 | Roberto Cid Subervi v Sarp Agabigun | 6-1,1-6,6-3 |
| Challenger Istanbul | 2021/01/18 09:15 | Roberto Cid Subervi v Joao Menezes | 6-7,2-6 |
| Challenger Istanbul | 2021/01/17 11:55 | Ernests Gulbis v Roberto Cid Subervi | 4-6,5-7 |
| Australian Open | 2021/01/10 07:30 | Taro Daniel v Roberto Cid Subervi | 4-6,6-2,6-1 |
| Challenger Orlando | 2020/11/17 15:00 | Roberto Cid Subervi v Brandon Nakashima | 1-6,3-6 |
| Challenger Cary | 2020/11/09 15:00 | Roberto Cid Subervi v Daniel Elahi Galan | 6-7,1-6 |
| Challenger Antalya | 2021/01/28 10:10 | Alessandro Giannessi v Jozef Kovalik | 6-4,7-5 |
| Challenger Istanbul | 2021/01/18 11:25 | Lorenzo Giustino v Alessandro Giannessi | 7-5,7-6 |
| Australian Open | 2021/01/10 10:40 | Alessandro Giannessi v Mario Vilella Martinez | 1-6,3-6 |
| ATP Paris | 2020/10/31 10:25 | Alessandro Giannessi v Radu Albot | 5-7,4-6 |
| Challenger Marbella | 2020/10/27 14:30 | Alessandro Giannessi v Gianluca Mager | 6-2,1-6,2-6 |
| Challenger Lisbon | 2020/10/17 09:00 | Alessandro Giannessi v Pedro Sousa | 4-6,4-6 |
| Challenger Lisbon | 2020/10/16 12:30 | Dimitar Kuzmanov v Alessandro Giannessi | 4-6,3-6 |
| Challenger Lisbon | 2020/10/14 10:55 | Alessandro Giannessi v Paolo Lorenzi | 7-5,6-3 |