Thomas de Ros or Roos, 9th Baron de Ros of Helmsley (9 September 1427 – 17 May 1464) was a follower of the House of Lancaster during the Wars of the Roses.
Thomas de Ros or Roos, 9th Baron de Ros of Helmsley (9 September 1427 – 17 May 1464) was a follower of the House of Lancaster during the Wars of the Roses.