Lamoureux is a surname of French origin. People with the name include:

• Abraham-César Lamoureux (c. 1640–1692), sculptor who worked in Sweden and Denmark
• Claude Lamoureux (c. 1650–after 1699), sculptor in Sweden and Denmark; younger brother of Abraham-César Lamoureux
• Charles Lamoureux (1834–1899), founder of the Orchestre Lamoureux
• Cindy Lamoureux (born 1991), Canadian politician from Manitoba, MLA for Tyndall Park.
• Denis Lamoureux (contemporary), Canadian professor of science and religion
• Diane Lamoureux (born 1954), Canadian professor and writer
• François Lamoureux (1946–2006), French and European civil servant
• Gisèle Lamoureux (1942–2018), Québécoise photographer, botanist, and ecologist
• Jean-Philippe Lamoureux (born 1984), American professional ice hockey player; brother of Jocelyne and Monique
• Jocelyne Lamoureux (born 1989), American Olympic ice hockey player; twin sister of Monique, sister of Jean-Philippe
• Justin Lamoureux (born 1976), Canadian snowboarder
• Kevin Lamoureux (born 1962), Canadian politician from Manitoba, MP for Winnipeg North
• Leo Lamoureux (1916–1961), Canadian professional ice hockey player
• Lucie Lamoureux-Bruneau (1877–1951), Canadian philanthropist and a city councillor of Montreal
• Lucien Lamoureux (France) (1888–1970), French politician and government minister
• Lucien Lamoureux (1920–1998), Canadian politician from Ontario
• Mario Lamoureux (born 1988), American professional ice hockey player; brother of Jean-Philippe, Jocelyne and Monique
• Maurice Lamoureux (contemporary), Canadian politician from Ontario
• Mitch Lamoureux (born 1962), Canadian professional ice hockey player
• Monique Lamoureux-Kolls (born 1989), American Olympic ice hockey player; twin sister of Jocelyne, sister of Jean-Philippe
• Mylène Lamoureux (born 1986), Canadian ice dancer
• Robert Lamoureux (1920–2011), French actor, screenwriter, and film director

• Lamoreaux, americanized surname
• Lamoureux, Alberta, a hamlet in Alberta, Canada