| Native Name: | Επαρχία Παρνασσίδας |
| Native Name Lang: | el |
| Conventional Long Name: | Parnassida Province |
| Common Name: | Parnassida Province |
| Subdivision: | Province |
| Nation: | Greece |
| Capital: | Amfissa |
| Event End: | Law 2539/1997 |
| Year End: | 2006 |
Parnassida (Greek, Modern (1453-);: Παρνασσίδα) was one of the provinces of the Phocis Prefecture, Greece, encompassing the area around Mount Parnassus. It was abolished in 2006.Its territory corresponded with that of the current municipality of Delphi.[1]