Thomas Southwell (died 1643)
Thomas Southwell (1598-1643) was an English landowner.
He was a son of Robert Southwell (died 1598) of Woodrising, Norfolk, and Elizabeth Howard, eldest daughter of Charles Howard, 1st Earl of Nottingham, and a lady in waiting to Queen Elizabeth.
He held the office of Vice-Admiral of Yarmouth.
He sold the family estates to Francis Crane.
Thomas Southwell died in 1643.