Domentius III was a Georgian churchman and the Catholicos Patriarch of Georgia from 1660 to 1676. He was a member of the princely Mukhrani branch of the Bagrationi dynasty, born as a younger son of Kaikhosro, Prince of Mukhrani. His regnal name is sometimes given as Domentius II.
- Occupation
- Eastern Orthodox priest, religious leader
- Position held
- Catholicos-Patriarch of All Georgia
- Died
- 1676