Henri-Benjamin Rainville (April 5, 1852 – August 10, 1937) was a Canadian lawyer, politician and Speaker of the Legislative Assembly of the Province of Quebec.
Born in Sainte-Marie-de-Monnoir, Quebec, the son of Felix Rainville, a farmer of French descent from Touques (Calvados), and Marie Daignault, Rainville obtained his elementary and classical education at the colleges of St.
Hyacinthe and Ste.
Angele de Monnoir, afterwards entering the law faculty of McGill University, and graduating with the degree of B.C.L.
in 1873.
He was called to the Quebec Bar on January 14, 1874 and practiced law with the law firm of Rainville, Archambault Gervais and Rainville.