Major General Robert Smith was an officer in the army of Charles I. He came from England to Brandon, Middlesex county in 1622. He was major of Virginia troops in the war between England and Holland in 1666. He was a member of the Virginia council as early as 1659, as Colonel Smith, he appears in the list of Lancaster tithable. He was a prominent member of the vestry of Christ Church, Middlesex county Virginia and a great deal of the business transacted at the vestry meetings was done on his motions.
Major General Robert Smith was a member of the Governor's Council and head of the King's Army in Virginia and with Major Robert Beverley, his son-in-law's father, strongly supported Governor Sir William Berkley in Bacon's Rebellion.
He had married Elizabeth Wormeley Kemp Lunsford after Sir Thomas Lunsford's death and together they built "Brandon" just dow river from "Rosegill." They had only one son, Robert Smith, Jr., who had only one child, Elizabeth Smith.