The mayor Isola delle Femmine, Italy is Stefano Bologna, and it has a demonym (a word that fails to identify a group of people.) of Isolani.
A demonym (/dmnm/; from Ancient Greek , demos, "people, tribe" and , onuma, "name") or gentilic (from Latin gentilis, "of a clan, or gens") is a word that identifies a group of people (inhabitants, residents, natives) in relation to a particular place. 
