Jiří Lábus is a Czech actor. His brother is the Czech architect Ladislav Lábus. In 1973, he graduated from the Academy of Performing Arts in Prague and joined the theatre Studio Ypsilon, where he remains employed to this day. He also appeared several times as guest actor in other theatres. He performed several roles in both television and film. He gained popularity in Germany for his role of evil wizard Rumburak in the TV series Arabela.