Beatrice married Thomas De Ros, [Sir Knight] on 1 Jan 1358/1359 in Of, Stoke Albany, Northamptonshire, England. Thomas (son of William De Ros, [BARON ROS] and Margery De Badlesmere, [BARONESS ROS]) was born on 13 Jan 1336 in , Stoke Albany, Northamptonshire, England; died on 8 Jun 1384 in , Uffington, Lincolnshire, England. [Group Sheet] [Family Chart]