The 2005 Abierto Mexicano Telcel was both a men's and women's tennis tournament on the 2005 ATP and WTA Tours that was held in Acapulco, Mexico.

The tournament was held from February 21 to February 27.

Rafael Nadal defeated Albert Montañés 6–1, 6–0 Flavia Pennetta defeated Ľudmila Cervanová, 3–6, 7–5, 6–3 David Ferrer / Santiago Ventura defeated Jiří Vaněk / Tomáš Zíb 4–6, 6–1, 6–4 Alina Jidkova / Tatiana Perebiynis defeated Rosa María Andrés Rodríguez / Conchita Martínez Granados, 7–5, 6–3