Stadium: Court 18 Round: 26 Ground: Clay
| ITF M15 Antalya | 2021/02/16 08:40 | Genaro Alberto Olivieri v Giovanni Fonio | 4-6,5-7 |
| Challenger Biella | 2021/02/09 09:00 | Tim Van Rijthoven v Giovanni Fonio | 6-4,3-6,6-3 |
| Challenger Biella | 2021/02/08 10:50 | Inigo C Huegun v Giovanni Fonio | 6-7,6-7 |
| Challenger Biella | 2021/02/07 16:25 | Giovanni Fonio v Hernan Casanova | 6-3,6-3 |
| ITF M15 Antalya | 2021/01/31 08:00 | Giovanni Fonio v Alexandar Lazarov | 6-7,6-4,7-10 |
| ITF M15 Antalya | 2021/01/23 07:30 | Giovanni Fonio v Nuno Borges | 7-6,7-5 |
| ITF M15 Antalya | 2021/01/22 07:20 | Diego Hidalgo v Giovanni Fonio | 1-6,2-6 |
| ITF M15 Antalya | 2021/01/21 12:00 | Felix Corwin v Giovanni Fonio | 0-6,3-6 |
| ITF M15 Antalya | 2021/02/16 10:05 | Joao Lucas Reis da Silva v Toby Alex Kodat | 6-0,6-4 |
| ITF M15 Antalya | 2021/02/07 06:00 | Joao Lucas Reis da Silva v Max Houkes | 4-6,4-6 |
| ITF M15 Antalya | 2021/01/31 08:15 | Joao Lucas Reis da Silva v Pol Martin Tiffon | 3-6,5-7 |
| ITF M15 Antalya | 2021/01/29 07:00 | Joao Lucas Reis da Silva v Stefano Battaglino | 6-4,4-6,10-7 |
| ITF M15 Antalya | 2021/01/29 07:00 | Joao Lucas Reis da Silva v Guy Den Heijer | 6-3,6-3 |
| 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 |