Mary Jervis was the daughter of Swynfen Jervis, Rector of Meaford, Staffordshire and the sister of Admiral of the Fleet John Jervis, 1st Earl of St Vincent.
Mary Jervis was the daughter of Swynfen Jervis, the Rector of Meaford in Staffordshire, and the sister of Admiral of the Fleet John Jervis, 1st Earl of St Vincent.