| Gressan | |
| Official Name: | Comune di Gressan Commune de Gressan |
| Coordinates: | 45.7167°N 24°W |
| Province: | none |
| Frazioni: | La Bagne, Barral, Barrier, Bénaz, Bonellaz, Borettaz, Bovet, La Cerise, Chamen, Champian, Chanté, Chérémoz, Chez le Rû, Ciel-bleu, Clair, Clérod, La Cort, Crétaz, La Cure de Chevrot, Eaux-froides, Échandall, Étrepiou, Favret, Les Fleurs, Gerdaz, La Giradaz, Gorret, Grand-Cerise, Impérial, Jacquin, Letey, Leysettaz, La Magdelaine, Moline, Naudin, La Palud, Perriail, Pila, Pilet, La Piscine, Plattaz, Plein Soleil, Rémaz, Ronc, Surpillod, Taxel (chef-lieu), Tour de Ville, Vignettaz, Vilvoir, Viseran |
| Mayor: | Michel Martinet, from 24 May 2010 |
| Area Total Km2: | 25 |
| Population Total: | 3358 |
| Population As Of: | 31 December 2022 |
| Elevation M: | 626 |
| Saint: | Saint Stephen |
| Postal Code: | 11020 |
| Area Code: | 0165 |
Gressan (Valdôtain: Grésàn) is a town and comune in the Aosta Valley region of north-western Italy. Its patron saint is Saint Stephen.