Stadium: Court 3 Round: 25 Ground: Clay
| ITF M25 Rio do Sul | 2021/10/19 13:15 | Nusdeo, Joao Marcos v Jose Pereira | 2-6,6-4,0-6 |
| ITF M25 Lima | 2021/10/13 14:55 | Nusdeo, Joao Marcos v Thirouin, Jean | 1-6,1-6 |
| ITF M25 Lima | 2021/10/11 15:00 | Nusdeo, Joao Marcos v Pestana, Martin | 6-1,6-2 |
| ITF M25 Lima | 2021/10/06 18:10 | Federico Zeballos v Nusdeo, Joao Marcos | 6-0,4-6,6-2 |
| ITF M25 Lima | 2021/10/04 17:30 | Nusdeo, Joao Marcos v Jared Thompkins | 6-2,6-3 |
| ITF M15 Recife | 2021/09/23 13:30 | Nusdeo, Joao Marcos v Gustavo Heide | 1-6,0-6 |
| ITF M15 Recife | 2021/09/22 15:05 | Nusdeo, Joao Marcos v Llanes, Francisco | 5-7,6-1,6-1 |
| Challenger Sao Paulo | 2020/11/21 18:50 | Benjamin Lock v Nusdeo, Joao Marcos | 7-5,6-1 |
| ITF M15 Brasilia | 2021/11/02 16:55 | Obeid, Lucas v Victor Tosetto | 4-6,2-6 |
| ITF M15 Brasilia | 2021/11/01 14:30 | Victor Tosetto v Igor Gimenez | 6-2,6-2 |