Louis Dubois may refer to: Louis Du Bois (Huguenot) (died 1696), Huguenot colonist in New Netherland Louis Dubois (painter) (1830–1880), Belgian painter Louis Dubois (politician) (1859–1946), French politician Louis-Ernest Dubois (1856–1929), Roman Catholic cardinal and Archbishop of Paris Louis Victor Dubois (1837–1914), French politician Luis Dubois (1510–1570s), Spanish colonial administrator Lewis DuBois (1744–1824), American Revolutionary War commander