The 2003 CAM Open Comunidad Valenciana was a men's tennis tournament played on outdoor clay courts in Valencia in Spain and was part of the International Series of the 2003 ATP Tour. The tournament ran from 28 April through 4 May 2003. Juan Carlos Ferrero won the singles title.
Juan Carlos Ferrero defeated Christophe Rochus 6–2, 6–4
- It was Ferrero's 2nd title of the year and the 9th of his career.
Lucas Arnold / Mariano Hood defeated Brian MacPhie / Nenad Zimonjić 6–1, 6–7(7–9), 6–4
- It was Arnold's 1st title of the year and the 10th of his career. It was Hood's 1st title of the year and the 5th of his career.