Fazlija is a given name and surname. It could refer to:

Given name Fazlija Šaćirović (born 1957), Yugoslav boxer

Surname Fazlija (singer) (born Fadil Fazlija in 1972), Bosnian singer Betim Fazliji (born 1999), Bosnian footballer Nedžad Fazlija (born 1968), Bosnian sports shooter