| ITTF South American Team Champs Women | 2023/06/08 17:00 | Mariangel Diaz v Laura Watanabe | L | 1-3 |
| ITTF South American Champs Women | 2023/06/06 15:00 | Mariangel Diaz v Zhiying Zeng | L | 0-4 |
| ITTF Pan American Championships Women | 2022/11/03 13:45 | Mariangel Diaz v Idalys Lovet | L | 1-4 |
| ITTF South American Champs Women | 2022/07/24 22:30 | Mariangel Diaz v Manuela Echeverry | L | 1-3 |
| ITTF South American Team Champs Women | 2023/06/09 20:00 | Roxy Gonzalez v Alejandra Prieto | L | 3-0 |
| ITTF South American Team Champs Women | 2023/06/08 23:00 | Giulia Takahashi v Alejandra Prieto | L | 3-0 |
| ITTF South American Champs Women | 2023/06/05 20:30 | Camila Obando v Alejandra Prieto | L | 4-1 |
| WTT Contender Lima Women Quals | 2022/06/14 10:00 | Ana Aragon v Alejandra Prieto | L | 3-2 |