Cornwallis married, first, Lucy Neville, daughter of
John Neville, 4th Baron Latimer and
Lucy Somerset. After her death, he married
Jane Mewtas. The Cornwallis family lived at Brome Hall near
Diss in
Norfolk. •
Frederick Cornwallis, 1st Baron Cornwallis was the third son, and eldest surviving son, of Sir William, a son of his second marriage. His own second marriage was to Elizabeth Crofts, daughter of
Sir Henry Crofts, Member of Parliament for
Eye. Of the daughters: • Frances married Sir Edmund Withypole. • Elizabeth married in 1596
Sir William Sandys, Member of Parliament for
Winchester, who died in 1628. In 1630 she married
Richard Lumley, 1st Viscount Lumley of Waterford. • Cornelia married Sir Richard Fermor of
Somerton. In 1617, she accidentally shot and killed a young lawyer, John Onley. •
Anne in 1609 married
Archibald Campbell, 7th Earl of Argyll. There are sources that give
Thomas Cornwallis, Member of Parliament for
Suffolk in 1625, as a son of Sir William by his first wife. The
History of Parliament, on the other hand, gives his father as John Cornwallis of
Earl Soham.
Sir William Cornwallis, the essayist, was a nephew who is sometimes described as "the younger" to differentiate him from this William Cornwallis, who is often described as "the elder". ==Notes==