Stadium: Court 4 Round: 26 Ground: Clay
| ATP Rio de Janeiro MD | 2024/02/25 18:00 | Erler/Miedler v Barrientos/Matos | 4-6,3-6 |
| ATP Rio de Janeiro MD | 2024/02/23 21:40 | Barrientos/Matos v Bolelli/Vavassori | 2-6,6-3,10-6 |
| ATP Rio de Janeiro MD | 2024/02/22 18:00 | Barrientos/Matos v Krawietz/Puetz | 3-6,7-6,10-8 |
| ATP Rio de Janeiro MD | 2024/02/21 21:10 | Melo/Middelkoop v Barrientos/Matos | 6-3,4-6,6-10 |
| ATP Buenos Aires MD | 2024/02/17 18:00 | Bolelli/Vavassori v Barrientos/Matos | 7-5,6-3 |
| ATP Buenos Aires MD | 2024/02/15 18:50 | Carballes Baena/Munar v Barrientos/Matos | 1-6,1-6 |
| ATP Buenos Aires MD | 2024/02/14 22:30 | Barrientos/Matos v Gonzalez/Molteni | 1-6,6-3,10-8 |
| ATP Cordoba MD | 2024/02/09 20:30 | Arias/Zeballos v Barrientos/Matos | 7-5,7-6 |