Stadium: MTA 22 Round: 62 Ground: Clay
| ITF - M15 Antalya | 2021/01/28 07:00 | Joao Lucas Reis da Silva v Charles Minc | 6-4,6-2 |
| Challenger - Campinas | 2020/11/30 17:15 | Joao Lucas Reis da Silva v Facundo Bagnis | 7-6,4-6,4-6 |
| Challenger - Sao Paulo | 2020/11/24 15:00 | Christian Lindell v Joao Lucas Reis da Silva | 6-2,4-6,6-3 |
| Challenger - Sao Paulo | 2020/11/22 16:00 | Benjamin Lock v Joao Lucas Reis da Silva | 1-6,4-6 |
| Challenger - Sao Paulo | 2020/11/21 17:45 | Paulo Knippling v Joao Lucas Reis da Silva | 0-6,1-6 |
| ITF - M15 Quinta Do Lago | 2020/11/03 12:00 | Michael Geerts v Joao Lucas Reis da Silva | 7-6,7-5 |
| ITF - M25 Vale Do Lobo | 2020/10/28 11:45 | Nikolas Sanchez Izquierdo v Joao Lucas Reis da Silva | 3-6,7-5,6-4 |
| ITF - M25 Vale Do Lobo | 2020/10/27 10:30 | Joao Lucas Reis da Silva v Goncalo Falcao | 6-4,6-4 |
| ITF - M15 Antalya | 2021/01/28 07:00 | Dax Donders v Stefano Battaglino | 1-6,0-6 |
| ITF - M15 Antalya | 2021/01/19 06:30 | Davide Galoppini v Stefano Battaglino | 7-5,4-6,10-3 |
| ITF - M15 Antalya | 2021/01/18 09:00 | Egor Noskin v Stefano Battaglino | 3-6,0-6 |
| ITF - M15 Antalya | 2021/01/11 07:00 | Stefano Battaglino v Michele Vianello | 6-0,5-7,2-10 |
| ITF - M15 Antalya | 2021/01/10 06:00 | Stefano Battaglino v Dharmil Shah | 6-0,6-1 |
| ITF - M15 Antalya | 2020/03/10 07:30 | Stefano Battaglino v Vasile Antonescu | 3-6,2-6 |
| ITF - M15 Antalya | 2020/03/09 08:00 | Stefano Battaglino v Gokberk Saritas | 6-0,6-3 |
| ITF - M15 Antalya | 2020/03/08 08:00 | Stefano Battaglino v Benedikt Emesz | 2-0 |