Stadium: Quadra 2 Round: 26 Ground: Clay
| Challenger Curitiba | 2024/10/25 20:00 | Gustavo Heide v Mateus Alves | 6-3,6-7,6-2 |
| Challenger Salvador De Bahia | 2022/05/02 17:30 | Mateus Alves v Gustavo Heide | 4-6,2-6 |
| ITF M25 Campos do Jordao | 2022/02/05 18:05 | Mateus Alves v Gustavo Heide | 6-3,6-4 |
| ITF M25 Aparecida De Goiania | 2021/11/12 16:30 | Mateus Alves v Gustavo Heide | 6-7,1-6 |
| ITF M25 Londrina | 2025/09/16 22:22 | Samuel Heredia v Mateus Alves | 7-5,6-4 |
| ITF M25 Cuiaba | 2025/09/14 21:00 | Mateus Alves v Igor Marcondes | 4-6,6-1,6-3 |
| ITF M25 Cuiaba | 2025/09/13 21:00 | Mateus Alves v Bruno Kuzuhara | 6-4,6-3 |
| ITF M25 Cuiaba | 2025/09/12 21:00 | Juan Carlos Prado Angelo v Mateus Alves | 7-6,5-7,4-6 |
| ITF M25 Cuiaba | 2025/09/11 20:00 | Juan Estevez v Mateus Alves | 3-6,2-6 |
| ITF M25 Cuiaba | 2025/09/09 20:00 | Valentino Grippo v Mateus Alves | 2-6,1-6 |
| Challenger Segovia | 2025/07/22 08:30 | Mateus Alves v Inaki Montes-De La Torre | 4-6,4-6 |
| Challenger Pozoblanco | 2025/07/15 18:05 | Mateus Alves v Edward Winter | 2-6,3-6 |
| ITF M25 Londrina | 2025/09/20 15:07 | Adolfo Daniel Vallejo v Gustavo Heide | 6-4,4-6,6-3 |
| ITF M25 Londrina | 2025/09/19 21:00 | Gustavo Heide v Igor Gimenez | 6-2,7-5 |
| ITF M25 Londrina | 2025/09/19 00:02 | Bruno Kuzuhara v Gustavo Heide | 1-6,0-6 |
| ITF M25 Londrina | 2025/09/17 21:58 | Felipe De Dios v Gustavo Heide | 0-6,4-6 |
| ITF M25 Londrina | 2025/09/16 16:22 | Jose Pereira v Gustavo Heide | 4-6,3-6 |
| ITF M25 Cuiaba | 2025/09/13 01:23 | Pedro Sakamoto v Gustavo Heide | 4-6,6-2,6-3 |
| ITF M25 Cuiaba | 2025/09/11 22:27 | Enzo Lima v Gustavo Heide | 1-6,3-6 |
| ITF M25 Cuiaba | 2025/09/11 00:30 | Carlos Maria Zarate v Gustavo Heide | 4-6,6-4,3-6 |