 Brazil: Porto Alegre - Doubles - Main |
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| 1/8-finals | Queiroz Miguel L. A./Sell K. | Boscardin Dias P./Guillen Meza A. | 2:0 (6:3, 6:4) | details | 01.05.2024 |
 Chile: Concepcion - Doubles - Main |
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| 1/8-finals | Stepanov R./Urrea A. | Boscardin Dias P./Guillen Meza A. | 2:0 (6:2, 6:3) | details | 24.04.2024 |
| Brazil: Florianopolis - Doubles - Main |
|---|
| 1/8-finals | Carou I./Guillen Meza A. | Taylor A./Villanueva G. | CAN. | details | 03.04.2024 |
| Brazil: Sao Leopoldo - Doubles - Main |
|---|
| 1/8-finals | Taylor A./Villanueva G. | Bueno G./Guillen Meza A. | 2:0 (6:3, 7:64) | details | 27.03.2024 |
 Paraguay: Asuncion - Doubles - Main |
|---|
| Final | Arias B./Zeballos F. | Bueno G./Guillen Meza A. | 2:0 (6:2, 6:2) | details | 23.03.2024 |
| Semi-finals | Bueno G./Guillen Meza A. | Collarini A./Olivieri G. A. | 2:1 (7:5, 3:6, 10:5) | details | 22.03.2024 |
| Quarter-finals | Bueno G./Guillen Meza A. | Oliveira G./Taylor A. | 2:0 (6:2, 7:5) | details | 22.03.2024 |
| 1/8-finals | Gomez F. A./Olivo R. | Bueno G./Guillen Meza A. | 1:2 (4:6, 7:66, 8:10) | details | 20.03.2024 |
 Uruguay: M25 Punta del Este 2 - Doubles - Main |
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| 1/8-finals | Ambrogi L. E./Guillen Meza A. | Aguilar Cardozo F./Aguilar Cardozo J. | WO. | details | 15.02.2024 |
| Uruguay: M25 Punta del Este - Doubles - Main |
|---|
| Quarter-finals | Ambrogi L. E./Guillen Meza A. | Dutra Da Silva D./Ribeiro E. | 1:2 (3:6, 6:3, 4:10) | details | 09.02.2024 |
| 1/8-finals | Del Pino M./La Serna J. M. | Ambrogi L. E./Guillen Meza A. | 1:2 (3:6, 7:5, 8:10) | details | 06.02.2024 |
| Uruguay: Punta Del Este - Doubles - Main |
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| 1/8-finals | Guillen Meza A./Tirante T. A. | Luz O./Zormann Da Silva M. | CAN. | details | 24.01.2024 |
 Ecuador: Guayaquil - Doubles - Main |
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| Semi-finals | Diaz Jalil A./Guillen Meza A. | Huertas Del Pino C./Huertas Del Pino A. | WO. | details | 03.11.2023 |
Argentina: M25 Tucuman - Singles - Main
World: Davis Cup - World Group I - Singles - Preliminary
Peru: Lima 2 - Singles - Main