The Governor of Calshot Castle was a military officer who commanded the fortifications at Calshot Castle, a Device Fort of Henry VIII guarding Southampton Water. It was in military use until 1956. Governors of Calshot Castle Capt. Richard Smith 1650s: Thomas Bettesworth 1660–1661: Francis Burghill 1661–1672: Lord Henry Paulet 1673–1689: James Halsall 1689–1693: Francis Paulet 1693–aft. 1756: William Knapton 1761–1787: Sir Harry Burrard of Walhampton 1787–1813: Sir Harry Burrard of Lymington 1813–1837: Richard Lambart, 7th Earl of Cavan office abolished References Military history of Hampshire Calshot Castle