George Housman Thomas (London, 17 December 1824 – Boulogne-sur-Mer, 21 July 1868), was a British wood-engraver, illustrator and painter.
Thomas resided in the boroughs of Kingston and Surbiton till illness caused his removal to Boulogne-sur-Mer, where he died on 21 July 1868.
A collection of his works was exhibited in Bond Street in June 1869, and his sketches and studies were sold at Christie's in July 1872.
Garibaldi at Rome, painted from sketches made in 1849, was exhibited at the Royal Academy of Arts in 1854, and attracted much attention.
Thomas obtained the patronage of Queen Victoria, and painted the following pictures by her majesty's command: All these were exhibited at the Royal Academy in the years named.