Veilleux is a surname. Notable people with the surname include:
André Veilleux, Canadian ice hockey player David Veilleux (born 1987), Canadian cyclist Elinor Langton-Boyle (1865–1946) née Elinor Alice Veilleux, businesswoman and journalist Éric Veilleux (born 1972), Canadian ice hockey player Gérard Veilleux (born 1942), Canadian civil servant Stéphane Veilleux (ice hockey) (born 1981), Canadian ice hockey player