Rex Gildo was born on July 2, 1936 in Straubing, Germany as Ludwig Franz Hirtreiter. He was an actor, known for ZDF Hitparade (1969), Zwei blaue Vergissmeinnicht (1963) and Maskenball bei Scotland Yard - Die Geschichte einer unglaublichen Erfindung (1963). He was married to Marion Hirtreiter. He died on October 26, 1999 in Munich, Bavaria, Germany.