Stadium: Court 2 Round: 164 Ground: Clay
| Challenger Sao Paulo | 2020/11/21 18:50 | Benjamin Lock v Nusdeo, Joao Marcos | 7-5,6-1 |
| ITF - M15 Sharm El Sheikh | 2020/10/21 08:15 | Benjamin Lock v Vidal Azorin, Jose Fco | 3-6,7-6,0-6 |
| ITF - M15 Sharm El Sheikh | 2020/10/14 10:45 | Benjamin Lock v Alexandar Lazarov | 2-6,3-6 |
| Challenger Sibiu | 2020/09/20 11:00 | Benjamin Lock v Perchicot, Mathieu | 3-6,3-6 |
| Challenger Sibiu | 2020/09/19 09:55 | Benjamin Lock v Dumitru, Vlad Andrei | 6-3,6-0 |
| ITF M15 Sintra | 2020/09/16 12:35 | Monteiro, Joao v Benjamin Lock | 6-1,4-6,6-3 |
| ITF M15 Sintra | 2020/09/08 10:30 | Benjamin Lock v Telles, Leonardo | 3-6,7-6,2-6 |
| German Masters | 2020/08/28 08:15 | de Greef, Arthur v Benjamin Lock | 6-3,6-0 |
| 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 - M25 Vale Do Lobo | 2020/10/26 12:00 | Joao Lucas Reis da Silva v Fernandes, Paulo | 6-1,6-4 |
| ITF - M25 Vale Do Lobo | 2020/10/25 14:00 | Joao Lucas Reis da Silva v Sousa Severin, Guilherme | 6-4,5-7,10-8 |
| ITF M15 Setubal | 2020/10/09 11:50 | Joao Lucas Reis da Silva v Sebastian Fanselow | 6-7,3-6 |
| ITF M15 Setubal | 2020/10/08 08:55 | Johnson, Luke v Joao Lucas Reis da Silva | 2-6,6-7 |