Haradinaj is an Albanian surname, derived from Arabic Khair ad-Din () meaning "the goodness of the Faith". It may refer to:
Daut Haradinaj (born 1978), Kosovar Albanian politician Luan Haradinaj (1973–1997), Kosovo Liberation Army soldier Meliza Haradinaj-Stublla, Kosovan politician Nasim Haradinaj (born 1963), Kosovar politician and former KLA veteran Ramush Haradinaj (born 1968), Kosovar politician Shkëlzen Haradinaj (1970–1999), Kosovo Liberation Army soldier and commander
See also Hajradinović, Bosnian variant