Ersilia is a feminine given name.
List of people with the given name
Ersilia Caetani Lovatelli (1840–1925), Italian art historian, cultural historian and archaeologist Ersilia Cavedagni (1862–1951), Italian-American Italian-American anarcho-feminist Ersilia Fossati (1921-1999), Swiss politician Ersilia Soudais (born 1988), French politician
See also
Ersilia, genus of gastropods