Mario Wallenda (May 6, 1940 – April 12, 2015) was an American acrobat and highwire artiste, a member of The Flying Wallendas from 1947 to 1962. He was the adopted son of Karl Wallenda. He was paralyzed on January 30, 1962, when their trademark seven-person pyramid collapsed in the Michigan State Fairgrounds Coliseum. He died on April 12, 2015 at the age of 74.