Petronia (disambiguation)

Petronia may refer to:
 * Petronia, the monospecific genus of the rock sparrow, named after the Italian ;
 * Petronia gens, an ancient Rome family;
 * Petronia City, a planned location in Ghana;
 * Petronia cabinet, a 1969-1971 government in the Netherlands Antilles led by:
 * Ernesto Petronia, Curaçao-born Aruban businessman and politician
 * Petronian notation and Petronian motets, in Medieval music