Delia is a comune (municipality) in the Province of Caltanissetta in the Italian region Sicily, located about 100 km southeast of Palermo and about 20 km southwest of Caltanissetta. As of 31 December 2004, it had a population of 4,486 and an area of 12.3 km2.All demographics and other statistics: Italian statistical institute Istat.

British cookery icon, 'pulling a Delia' means to make a fancy meal etc.

The genus Delia is part of the fly family Anthomyiidae.