Mad Max Beyond Thunderdome, commonly known as Mad Max 3, is a 1985 Australian post-apocalyptic dystopian action film directed by George Miller and George Ogilvie and written by Terry Hayes and Miller. It is the third installment in the Mad Max franchise. The film stars Mel Gibson and Tina Turner, and follows a lone roving warrior who is exiled into the desert. It was Gibson's last performance as "Mad Max" Rockatansky as of 2024.

Mad Max Beyond Thunderdome was released in Australia on 10 July 1985. The film received generally positive reviews from critics. A fourth film, Mad Max: Fury Road, was released in 2015, starring Tom Hardy as Max.