Stadium: Court 3 Round: 27 Ground: Clay
| ITF M15 Mogi das Cruzes | 2023/04/29 13:15 | Orlando Luz v Joao Fonseca | 7-5,6-2 |
| ITF M15 Mogi das Cruzes | 2023/04/28 15:50 | Rafael Tosetto v Joao Fonseca | 2-6,0-6 |
| ITF M15 Mogi das Cruzes | 2023/04/27 16:55 | Gabriel Roveri Sidney v Joao Fonseca | 1-6,2-6 |
| ITF M15 Mogi das Cruzes | 2023/04/25 23:00 | Joao M Nusdeo v Joao Fonseca | 4-6,3-6 |
| Challenger Florianopolis | 2023/04/21 14:00 | Eduardo Ribeiro v Joao Fonseca | 6-1,6-7,7-5 |
| Challenger Florianopolis | 2023/04/20 16:15 | Joao Fonseca v Thiago Seyboth Wild | 3-6,6-3,6-4 |
| Challenger Florianopolis | 2023/04/17 18:05 | Gonzalo Lama v Joao Fonseca | 3-6,3-6 |
| ATP Rio De Janeiro | 2023/02/20 19:30 | Alex Molcan v Joao Fonseca | 6-0,6-3 |
| ITF M25 Jablonec Nad Nisou | 2023/06/01 07:55 | Khumoyun Sultanov v Buvaysar Gadamauri | 6-2,6-1 |
| ITF M25 Jablonec Nad Nisou | 2023/05/31 08:00 | Buvaysar Gadamauri v Matyas Cerny | 6-1,3-6,6-1 |
| ITF M25 Most | 2023/05/24 09:10 | Daniel Paty v Buvaysar Gadamauri | 6-1,6-4 |
| ITF M15 Meerbusch | 2023/04/28 09:00 | Arthur Reymond v Buvaysar Gadamauri | 6-3,6-1 |
| ITF M15 Meerbusch | 2023/04/26 10:45 | Dominik Boehler v Buvaysar Gadamauri | 3-6,2-6 |
| ITF M15 Meerbusch | 2023/04/25 08:00 | Buvaysar Gadamauri v Lewie Lane | 1-6,6-2,12-10 |
| ITF M15 Meerbusch | 2023/04/24 12:00 | Buvaysar Gadamauri v Mihailo Kecojevic | 6-0,6-0 |
| ITF M15 Meerbusch | 2023/04/23 08:00 | Buvaysar Gadamauri v Tristan Reiff | 6-3,6-0 |