Blagaj
Blagaj may refer to:
- Blagaj, Mostar, 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, a village near Bosanski Novi, Bosnia and Herzegovina
- Blagaj Rijeka, a village near Bosanski Novi, Bosnia and Herzegovina
- Blagaj, Croatia, a village near Slunj, Croatia
- Blagaj Castle (Croatia), a ruined castle on the Korana, Croatia
- Blagajski or of Blagaj, of Blagay, Croatian medieval noble family
- Rihard Blagaj or Blagay (1786–1858) Slovene aristocrat and botanist