The 2003 Abierto Mexicano Telefonica Movistar was a tennis tournament played on outdoor clay courts at the Fairmont Acapulco Princess in Acapulco in Mexico that was part of the International Series Gold of the 2003 ATP Tour and of Tier III of the 2003 WTA Tour. The tournament was held from February 24 through March 2, 2003.
| 2003 Abierto Mexicano Telefonica Movistar | |
|---|---|
| Date | February 24 – March 2 |
| Edition | 10th (men) / 3rd (women) |
| Surface | Clay / Outdoor |
| Location | Acapulco, Mexico |
| Champions | |
| Men's singles | |
 Agustín Calleri | |
| Women's singles | |
 Amanda Coetzer | |
| Men's doubles | |
 Mark Knowles /  Daniel Nestor | |
| Women's doubles | |
 Émilie Loit /  Åsa Svensson | |
Finals edit
Men's singles edit
Agustín Calleri defeated Mariano Zabaleta 7–5, 3–6, 6–3
- It was Calleri's 2nd title of the year and the 2nd of his career.
Women's singles edit
Amanda Coetzer defeated Mariana Díaz Oliva 7–5, 6–3
- It was Coetzer's only title of the year and the 9th of her career.
Men's doubles edit
Mark Knowles / Daniel Nestor defeated 
David Ferrer / Fernando Vicente 6–3, 6–3
- It was Knowles' 2nd title of the year and the 26th of his career. It was Nestor's 2nd title of the year and the 28th of his career.
Women's doubles edit
Émilie Loit / Åsa Svensson defeated 
Petra Mandula / 
Patricia Wartusch 6–3, 6–1
- It was Loit's 2nd title of the year and the 6th of her career. It was Svensson's 2nd title of the year and the 8th of her career.