Third Empire

Third Empire may refer to:
 * Third German Empire or Third Reich, a common name for Nazi Germany (1933–1945)
 * Das Dritte Reich ("The Third Empire"), a 1923 novel by A. Moeller-Bruck which influenced the Nazi Party
 * Third Bulgarian Empire, occasionally used to describe the Kingdom of Bulgaria (1908–1946)
 * Third Persian Empire, sometimes used to describe the Sassanid Empire (ca. AD 224–651)
 * 3rd Empire Awards, film awards held in 1998