George III of Brieg

George III
Duke of Brzeg. Legnica-Wołów
Born4 September 1611
Brzeg
Died4 July 1664
Brzeg
Noble familySilesian Piasts
Spouse(s)Sophie Katharina of Münsterberg-Oels
Elisabeth Marie Charlotte of Simmern-Kaiserslautern
IssueDorothea Elisabeth
FatherJohn Christian of Brieg
MotherDorothea Sibylle of Brandenburg

George III of Brieg (Polish: Jerzy III Brzeski; Brzeg, 4 September 1611 – Brzeg, 4 July 1664), was a Duke of Brzeg since 1633 (as administrator; in 1639 he took formally the title, together with his brothers until 1654) and Legnica-Wołów during 1653-1654 (with his brothers).

He was the eldest son of John Christian, Duke of Brzeg-Legnica-Wołów-Oława, by his first wife Dorothea Sybille, daughter of John George, Elector of Brandenburg.