| Guadalajara Open | |
| Type: | defunct |
| Founded: | 1978 |
| Ended: | 1981 |
| Editions: | 3 |
| Location: | Guadalajara, Mexico |
| Surface: | Clay / outdoor |
The Guadalajara Open is a defunct men's tennis tournament that was played on the Grand Prix tennis circuit founded in 1978. The event was held in Guadalajara, Mexico and was played on outdoor clay courts. Unseeded Gene Mayer won the first singles title while Sandy Mayer and Sherwood Stewart partnered to win the doubles title.[1] The tournament then became part of the ATP Challenger Series in 1979, and played one final time in 1981.
Guadalajara currently is host to the Abierto Zapopan and Guadalajara Open Akron.
| Year | Champions | Runners-up | Score | |
|---|---|---|---|---|
| 1978 | 6–3, 6–4 | |||
| 1979 | 6–4, 6–4 | |||
| 1981 | 6–4, 7–5 |