Guadalajara Open

The Guadalajara Open is a defunct men's tennis tournament that was played on the Grand Prix tennis circuit in 1978. The event was held in Guadalajara, Mexico and was played on outdoor clay courts. Unseeded Gene Mayer won the singles title while Sandy Mayer and Sherwood Stewart partnered to win the doubles title.

Guadalajara currently is host to the Abierto Zapopan and Guadalajara Open Akron.