| Napa Open | |
| Type: | defunct |
| Founded: | 1981 |
| Ended: | 1981 |
| Editions: | 1 |
| Location: | Napa, California, US |
| Event Name: | Napa Open |
| Tour: | Grand Prix circuit |
| Surface: | Hard / outdoor |
The Napa Open is a defunct tennis tournament that was played on the Grand Prix tennis circuit in 1981. The event was held in Napa, California and was played on outdoor hard courts. Sammy Giammalva, Jr. won the singles title while Chris Mayotte and Richard Meyer partnered to win the doubles title.