Sinan Bey of Boljanići (Serbo-Croatian: Sinan-beg Boljanić, died in 1582) was the sanjak-bey of Herzegovina[1] (1552–57, 1563, 1564–67, 1569, 1574–80),[citation needed] and of Bosnia (1562–64).
He was born in Boljanići, a village between Pljevlja and Čajniče,[1] at the time part of the Herzegovina Sanjak.
His father was Bajram Agha,[1] and he had several siblings, including a younger brother Hüseyin Pasha Boljanić.
He married the sister of Grand Vizier Sokollu Mehmed Pasha.
He had construction works finished in Čajniče, Njegošević, Sopot, Cernik, Priboj, Međuriječje.