Henri Joseph Thomas (1878-1972) was a Belgian genre, portrait and still life painter, sculptor and etcher from the Belgian School, Brussels, Belgium. He was born in Sint-Jans-Molenbeek in June 1878. He studied at the Académie Royale des Beaux-Arts in Brussels from 1895 until 1898 and started a studio in Brussels afterwards, where he mainly worked as an illustrator of avant-garde books.

He also specialized in marine paintings, floral still life paintings and portraits of elegant ladies. He eventually started his career with the presentation of a Vénus de bar at the Godecharle contest in 1909. His expositions in the Belle Époque include those at the Cercle Artistique et Littéraire in Brussels in 1906, 1909 and 1921, and in the Société...