Blagaj may refer to:
Places
Blagaj, Mostar (Blagaj on the Buna), a village near Mostar, Bosnia and Herzegovina Blagaj Fort, a medieval fortress near Mostar Blagaj, Donji Vakuf, a village in Bosnia and Herzegovina Blagaj, Kupres, a village in Bosnia and Herzegovina Blagaj, Japra (Blagaj on the Sana), a village near Bosanski Novi, Bosnia and Herzegovina Blagaj, Rijeka, a village near Bosanski Novi, Bosnia and Herzegovina Blagaj, Croatia (Blagaj on the Korana), a village near Slunj, Croatia Blagaj Castle (Croatia), a ruined castle on the Korana, Croatia
People Blagaj family, a Croatian, Austrian and Slovenian noble family, cadet branch of the Babonić family Rihard Blagaj (1786–1858) Slovene aristocrat and botanist