Stadium: Court 10 Round: 44 Ground: Hardcourt outdoor
| ITF M25 Cancun | 2022/05/15 15:00 | Vitor Leal v Ivar Jose Aramburu Contreras | 6-7,1-6 |
| ITF M15 Cancun | 2020/03/09 14:00 | Felipe M Sarrasague v Vitor Leal | 6-0,6-1 |
| ITF M15 Cancun | 2020/03/08 14:30 | Victor Gurevich v Vitor Leal | 1-6,0-6 |
| ITF M25 Rio de Janeiro | 2019/10/07 14:00 | Enrique Bogo v Vitor Leal | 7-5,7-5 |
| ITF M15 Buenos Aires | 2019/09/15 17:00 | Vitor Leal v Pedro Iamachkine | 3-6,5-7 |
| ITF M15 Curitiba | 2019/06/25 15:00 | Boruch Skierkier v Vitor Leal | 6-4,6-4 |
| ITF M15 Curitiba | 2019/06/24 13:30 | Vitor Leal v Joao Pedro Okano | 6-2,7-5 |
| ITF M25 Cancun | 2022/05/16 14:00 | Arvid Nordquist v Joao Giannella | 6-3,6-3 |
| ITF M25 Cancun | 2022/05/15 15:00 | Joao Giannella v Diego Lopato-Miguel | 6-1,6-1 |
| ITF M25 Cancun | 2022/05/09 15:00 | Joseph Corse v Joao Giannella | 6-2,6-3 |
| ITF M25 Campos do Jordao | 2022/02/04 16:00 | Joao Giannella v Wilson Leite | 1-6,3-6 |
| ITF M25 Campos do Jordao | 2022/02/01 20:35 | Henrique Hamamoto Ushizima v Joao Giannella | 6-4,2-6,5-10 |
| Challenger Rio De Janeiro | 2021/12/12 16:00 | Nicolas Barrientos v Joao Giannella | 6-1,6-2 |
| ITF M25 Aparecida De Goiania | 2021/11/08 16:00 | Hernando J E Isnardi v Joao Giannella | 6-3,7-6 |
| ITF M25 Aparecida De Goiania | 2021/11/07 18:30 | Iago Almeida v Joao Giannella | 0-6,0-6 |