| 2009 Abierto Mexicano Telcel | |
|---|---|
| Date | 23–28 February |
| Edition | 16th (men) / 9th (women) |
| Category | ATP World Tour 500 (ATP) WTA International (WTA) |
| Surface | Clay / outdoor |
| Location | Acapulco, Mexico |
| Champions | |
| Men's singles | |
 Nicolás Almagro | |
| Women's singles | |
 Venus Williams | |
| Men's doubles | |
 František Čermák /  Michal Mertiňák | |
| Women's doubles | |
| Nuria Llagostera Vives / María José Martínez Sánchez | |
The 2009 Abierto Mexicano Telcel was a tennis tournament played on outdoor clay courts. It was the 16th edition of the men's tournament (9th for the women) of the Abierto Mexicano Telcel, and was part of the 500 series of the 2009 ATP World Tour, and was in the International category of tournaments on the 2009 WTA Tour. Both the men's and the women's events took place at the Fairmont Acapulco Princess in Acapulco, Mexico, from February 23 through February 28, 2009.
The men's singles draw included David Nalbandian, the 2008 runner-up in this event and winner in Sydney earlier this year; Gaël Monfils, a semifinalist in Doha and Rotterdam earlier this year; Nicolás Almagro, the defending champion; Tommy Robredo, a semifinalist in Viña del Mar and winner of Costa do Sauipe and Buenos Aires earlier this year; Carlos Moyá, a two-time champion of this event; Albert Montañés; José Acasuso, Viña del Mar runner-up and Costa do Sauipe semifinalist earlier this year; and Juan Mónaco.
The women's singles draw included two top 20 players: Dubai champion Venus Williams and Flavia Pennetta, who has reached the final of this event the last five years and won it twice. Carla Suárez Navarro, 2004 champion Iveta Benešová, Bogotá runner-up Gisela Dulko, Lucie Šafářová, Tathiana Garbin, and Bogotá champion María José Martínez Sánchez were also in the draw.