Robert Paus PlattOBE (born 1905 in England, died 22 July 1946 in Jerusalem) was a British diplomat and colonial administrator. He served as undersecretary in the mandatory government of the British Mandate of Palestine. As the deputy of the chief secretary he was one of the highest-ranking government officials in Mandatory Palestine, after the chief secretary and the high commissioner. He was among the 91 victims of the King David Hotel bombing, along with seven of his assistant secretaries. He was the highest-ranking British official to be killed in the attack. Prior to his work in Palestine he had been an assistant secretary (divisional manager) at the Colonial Office in London and served for eleven years in the administration of the Kenya Colony, including as assistant colonial secretary.
Platt was the son of Robert M. Platt and Ellen Sophie Paus, who married in 1904.[7] His mother was a member of the noted Paus family of Norway. His maternal grandfather Christopher Paus, who was a first cousin of Henrik Ibsen, was a Norwegian-born businessman who moved to England. His other three grandparents were English. He was a nephew of the British Consul in Oslo, Christopher Lintrup Paus.
He was married to Joan Rosa Lumley, a daughter of James Maddy Lumley, a British colonial administrator in Africa who was Commissioner of Police in Kenya.