Sax is a surname. Notable people with the surname include:
Adolphe Sax, the inventor of the saxophone
Dave Sax, Major League Baseball player
Emil Sax
Geoffrey Sax, sometimes credited as Geoff Sax, film and television director
George D. Sax, Business entrepreneur, drive-in bank innovator
Gyula Sax, Hungarian chess player
Joseph Sax, American environmental law scholars
Leonard Sax, American psychologist and physician.
Karl Sax, American botanist and geneticist
Steve Sax, Major League Baseball player
