Archambeault is a surname. Notable people with the name include:
Sir Horace Archambeault (1857–1918), Canadian politician and judge from Quebec Joseph-Alfred Archambeault (1859–1913) Canadian Roman Catholic bishop Larry Archambeault (1919–1981), Canadian ice hockey player Louis Archambeault (1814–1890), Canadian politician and notary from Quebec
See also Archambault (disambiguation)