| ITF - M15 Lambare | 08/21 17:05 | 25 | Fermin Tenti v Matheus P De Almeida | 4-6,7-5,6-2 | |
| ITF - M15 Alkmaar | 06/26 08:00 | 25 | Matias Zukas v Matheus P De Almeida | 6-1,6-4 | |
| ITF M15 Balatonalmadi | 06/19 08:00 | 25 | Pascal Meis v Matheus P De Almeida | 7-5,6-7,6-4 | |
| ITF M15 Kaltenkirchen | 06/11 17:25 | 25 | Jacob Grills v Matheus P De Almeida | 5-7,7-6,7-6 | |
| ITF - M15 Bucuresti | 05/25 10:00 | 28 | Albert Alcaraz Ivorra v Matheus P De Almeida | 6-3,7-5 | |
| ITF - M15 Bucuresti | 05/24 07:00 | 27 | Matheus P De Almeida v Alexander Igoshin | 6-4,2-6,6-3 | |
| ITF - M15 Bucuresti | 05/23 07:00 | 26 | Tomas Lipovsek Puches v Matheus P De Almeida | 1-6,6-0,0-6 | |
| ITF - M15 Bucuresti | 05/22 09:10 | 25 | Matheus P De Almeida v Dan Alexandru Tomescu | 6-3,6-4 | |
| ITF Brazil F7 | 11/02 13:00 | 27 | Matheus P De Almeida v Joao Lucas Reis da Silva | 6-4,6-7,2-6 | |
| ITF Brazil F7 | 10/31 14:00 | 26 | Daniel Dutra Da Silva v Matheus P De Almeida | 3-6,4-6 | |
| ITF Brazil F7 | 10/30 13:00 | 25 | Matheus P De Almeida v Alexandre Tsuchiya | Retired | |
| ITF Brazil F7 | 10/29 12:00 | 62 | Matheus P De Almeida v Gustavo Heide | 6-4,6-3 | |
| ITF Brazil F7 | 10/28 15:00 | 62 | Matheus P De Almeida v Victor Pilla Helal Lopes De Oliveira | 6-0,7-6 | |
| ITF Brazil F7 | 10/27 12:00 | 62 | Matheus P De Almeida v Karl W W Mac-Leay | 6-2,6-1 | |
| Challenger - Campinas | 10/01 16:35 | 25 | Matheus P De Almeida v Andrea Collarini | 1-6,6-7 | |
| ITF Bolivia F2 | 09/20 20:30 | 27 | Matias F Descotte v Matheus P De Almeida | 6-3,6-2 | |
| ITF Bolivia F2 | 09/19 20:00 | 26 | Matheus P De Almeida v Franco Capalbo | 6-4,6-3 | |
| ITF Bolivia F2 | 09/18 23:30 | 25 | Matheus P De Almeida v Agustin E C Lorberg | 6-2,6-2 | |
| ITF Bolivia F2 | 09/17 18:00 | 62 | Matheus P De Almeida v Lautaro Agustin Falabella | 6-2,6-0 | |
| ITF Bolivia F2 | 09/16 14:00 | 62 | Matheus P De Almeida v Nicolas F Vina | 6-4,6-3 | |
| ITF Bolivia F2 | 09/15 13:30 | 62 | Matheus P De Almeida v Ernesto Gabriel Mealla | 6-1,6-1 | |
| ITF Bolivia F1 | 09/12 01:25 | 25 | Matheus P De Almeida v Matias Zukas | Retired | |
| ITF Latvia F1 | 08/01 07:00 | 26 | Bogdan Bobrov v Matheus P De Almeida | 7-5,3-6,6-1 | |
| ITF Latvia F1 | 07/30 07:10 | 25 | Igor Karpovets v Matheus P De Almeida | 6-3,0-6,1-6 | |
| ITF Latvia F1 | 07/29 07:00 | 54 | Matheus P De Almeida v Rihards Emulins | 6-3,6-2 | |
| ITF Lithuania F1 | 07/22 08:00 | 62 | Paul Jubb v Matheus P De Almeida | 6-3,7-6 | |
| ITF Lithuania F1 | 07/21 13:00 | 62 | Feliksas Sakalauskas v Matheus P De Almeida | 6-3,6-7,1-6 | |
| ITF Lithuania F1 | 07/21 10:00 | 62 | Hermanni Tiainen v Matheus P De Almeida | 3-6,0-6 | |
| ITF Brazil F4 | 11/27 15:00 | 25 | Matheus P De Almeida v Igor Marcondes | 4-6,2-6 | |
| ITF Brazil F3 | 11/21 13:00 | 25 | Matheus P De Almeida v Daniel Batista | 4-6,1-6 |