Monterrey Open
| Monterrey Open | |
|---|---|
| 2025 Monterrey Open | |
| WTA Tour | |
| Founded | 2009 |
| Location | Monterrey, Nuevo León Mexico |
| Venue | Club Sonoma |
| Category | WTA 500 (2024-present) WTA 250 (2021-2023) |
| Surface | Hard - outdoors |
| Draw | 28S / 16Q / 16D |
| Prize money | US$1,064,510 (2025) |
| Website | abiertognpseguros.com |
| Current champions (2025) | |
| Singles | Diana Shnaider |
| Doubles | Cristina Bucșa Nicole Melichar-Martinez |
The Monterrey Open, known as the Abierto GNP Seguros for sponsorship reasons, is a professional WTA 500 tennis tournament played on outdoor hardcourts in Monterrey, Mexico. From 2009 to 2013, the tournament was held in the Sierra Madre Tennis Club and since 2014 the tournament is currently held at the Club Sonoma.