Major Henry Graham Gregory-Smith (3 March 1899 â ) was a British colonial administrator from Edinburgh. After serving in the colonial administration in Kenya for two decades, Gregory-Smith served as Resident Commissioner of the Solomon Islands from 1950 to 1953.
During his tenure in the Solomon Islands, he was tasked with bringing about a rapprochement with the Maasina Rule movement.
He was the son of Scottish literary critic George Gregory Smith.