Alix is a surname. Notable people with the surname include:
Adolfo Alix Jr. (born 1978), Filipino screenwriter
Anthony Alix (born 1986), professional Canadian football placekicker and punter for the BC Lions
Franklin DeWayne Alix (1975–2010), American serial killer
Gabriel Alix (1930–1998), Haitian painter
May Alix (1902–1983), American jazz vocalist
Pierre-Michel Alix (1762–1817), French engraver
Alberto García-Alix (1956-) Spanish photographer of La Movida Madrileña
Antonio García-Alix (1852–1911), Spanish Attorney and Politician, Minister for Public Instruction and Fine Arts, then for Finance, Government.
José Alix-Alix (1912–1988), Spanish Physician, specializing in Tuberculosis therapy from the pre-antibiotic era, pioneer of Thoracic Surgery.