Rosic (Rosic' ) is a word in some Slavic languages meaning "Rus person".
Rosic is also a surname. Notable persons with that surname include:
- Đoko Rosić (born 1932), Bulgarian-Serbian actor
- Nikola Rosić (born 1984), Serbian volleyball player
- Serbian Patriarch Varnava (Petar Rosic) (1880–1937), patriarch of the Serbian Orthodox Church
- Vinko Rosić (1941–2006), Croatian water polo player.