| ITF M25 Trelew | 05/08 17:10 | 25 | Mouilleron Salvo, Manuel v Barreiros Reyes, Mateo | 1-6,1-6 | |
| ITF M25 Anapoima | 05/03 17:30 | 27 | 아담스, 하리슨 v Mateo Barreiros Reyes | 7-5,7-6 | |
| ITF M25 Anapoima | 05/02 18:20 | 26 | 호요스 프란코, 알레잔드로 v Mateo Barreiros Reyes | 0-6,1-6 | |
| ITF M25 Anapoima | 05/01 21:05 | 25 | Rengifo, Frazier v Mateo Barreiros Reyes | 6-4,2-6,3-6 | |
| ITF M25 Mosquera | 04/25 15:45 | 27 | 로크, 벤자민 v Mateo Barreiros Reyes | 6-2,6-2 | |
| ITF M25 Mosquera | 04/24 14:00 | 26 | Rengifo, Frazier v Mateo Barreiros Reyes | 2-6,2-6 | |
| ITF M25 Mosquera | 04/23 14:20 | 25 | Joaquim Almeida v Mateo Barreiros Reyes | 5-7,3-6 | |
| Challenger San Miguel de Tucuman | 04/15 14:40 | 19 | Mateo Barreiros Reyes v Nikos Lehmann | 2-6,2-6 | |
| Challenger San Miguel de Tucuman | 04/14 17:00 | 14 | Mateo Barreiros Reyes v Romeo Arcuschin | 6-3,7-5 | |
| Challenger Florianopolis | 04/03 17:35 | 26 | 쿠키어만, 다니엘 v Mateo Barreiros Reyes | 6-2,4-6,6-2 | |
| Challenger Florianopolis | 04/02 13:00 | 25 | Mateo Barreiros Reyes v 코메사나, 프란시스코 | 6-4,6-3 | |
| Challenger Florianopolis | 04/01 15:25 | 19 | Mateo Barreiros Reyes v Pereira, Jose | 7-6,7-5 | |
| Challenger Florianopolis | 03/31 17:40 | 14 | Bruno Kuzuhara v Mateo Barreiros Reyes | 6-4,6-7,4-6 | |
| Sao Leopoldo, Brazil | 03/24 15:25 | 14 | 쿠키어만, 다니엘 v Mateo Barreiros Reyes | 7-6,6-3 | |
| ITF M25 Maceio | 03/19 17:00 | 25 | Mateo Barreiros Reyes v Tosetto, Rafael | 4-6,4-6 | |
| ITF M25 Feira De Santana | 03/12 13:00 | 25 | Barreiros Reyes, Mateo v 아담스, 하리슨 | 4-6,2-6 | |
| ITF M25 Recife | 03/05 18:20 | 25 | Osorio, Juan Sebastian v Mateo Barreiros Reyes | 6-4,3-6,6-3 | |
| ITF M25 Punta del Este | 02/15 15:45 | 26 | 델리엔 벨라스코, 머켈 알레잔드로 v Mateo Barreiros Reyes | 6-1,6-3 | |
| ITF M25 Punta del Este | 02/14 18:45 | 25 | Mateo Barreiros Reyes v Cury Bueres, Matheus | 6-4,2-6,7-6 | |
| ITF M25 Punta del Este | 02/13 17:35 | 54 | Mateo Barreiros Reyes v Tomas Martinez | 6-2,7-5 | |
| ITF M25 Punta del Este | 02/12 13:00 | 54 | Mateo Barreiros Reyes v Enzo Lima | 6-3,6-1 | |
| ITF M25 Punta del Este | 02/06 14:20 | 54 | Mateo Barreiros Reyes v 시가란, 티아고 | 5-7,1-6 | |
| ITF M25 Punta del Este | 02/05 15:00 | 54 | Mateo Barreiros Reyes v Valentin Basel | 6-1,6-4 | |
| ITF M25 Lajeado | 10/10 23:10 | 25 | 리베이로, 에듀알도 v Barreiros Reyes, Mateo | 6-1,6-7,6-4 | |
| ITF M25 Mendoza | 10/04 14:45 | 25 | 후엘타스 델 피노, 코놀 v Barreiros Reyes, Mateo | 6-3,6-4 | |
| ITF M25 Mendoza | 10/03 12:00 | 62 | Barreiros Reyes, Mateo v Mouilleron Salvo, Manuel | 6-3,6-2 | |
| ITF M25 Mendoza | 10/02 13:00 | 62 | Mateo Barreiros Reyes v 올리베이라, 크리스티안 | 4-6,6-4,10-4 | |
| ITF M25 Mendoza | 10/01 12:00 | 62 | Mateo Barreiros Reyes v Santiago Russo | 6-2,6-2 | |
| ITF M25 Lujan | 09/29 17:05 | 27 | Barreiros Reyes, Mateo v 구일렌 메자, 알바로 | 4-6,6-4,4-6 | |
| ITF M25 Lujan | 09/28 14:35 | 26 | Rodriguez, Lorenzo Joaquin v Barreiros Reyes, Mateo | 2-6,6-2,5-7 |