Henry Mainwaring in the King's cause in the English Civil War, was exiled to France, and died in poverty. He was buried at St. Giles' Church, Camberwell, London, on 15 May 1653. Mainwaring married a daughter of Sir Thomas Gardiner in 1630. She died in 1633. His brothers were Sir Arthur Mainwaring, Carver to Prince Henry, George Mainwaring, the defender of Tong Castle, and Sir Thomas Mainwaring, the Recorder of Reading. The Mainwaring family was old and distinguished, probably having arrived in England in the train of William the Conqueror (1066). Henry Mainwaring Sir Henry Mainwaring (1587–1653), was an English lawyer, soldier,
William Mainwaring industry to the "Special areas" in South Wales suffering unemployment, pointing to statistics which showed they had been developed elsewhere. Outside his normal area, Mainwaring was named as a member of the Royal Commission on Rhodesia in 1938. He went on a long visit to the territories in August 1938 to gather evidence, and then went on to visit the Rand in South Africa. Mainwaring endorsed the report of the Royal Commission which called for a single Governor for the three territories of Northern Rhodesia, Southern Rhodesia and Nyasaland. During the wartime coalition, Mainwaring was not always prepared to go