Our Crazy Aunts in the South Seas () is a 1964 Austrian comedy film directed by Rolf Olsen and starring Gunther Philipp, Gus Backus, and Udo Jürgens. It was the final part in a trilogy of films that also included Our Crazy Aunts and Our Crazy Nieces. Barbara Frey was cast in the role that had been played by Vivi Bach in the two previous films.
The film's sets were designed by the art director Leo Metzenbauer. Location shooting took place in the Canary Islands.