William Gatewood is mentioned in the will of his brother Philip dated 25 December 1756. [Essex County, Virginia, Will Book 10, pages 127–128.]

The settlement of the estate of John Gatewood was made on 16 August 1762 by John Upshaw and Thomas Roane. The division is unclear. Mentions brother Richard Gatewood, Vincent Vass, Philip Gatewood, heirs of William Gatewood, Isaac Gatewood, James Rennolds, Thomas Bowcock and William May. [Essex County, Virginia, Will Book 12, pages 10–12.]