Thomas DE ROS
Thomas was born in Stoke Albany, Northamptonshire.  He died on June 8th, 1384 in Uffington, Lincolnshire.

 Beatrice DE STAFFORD
Beatrice was born about 1340 in Tunbride, Staffordshire, England.  She died on April 14th, 1415.

 Margaret DE ROS
Margaret was born about 1361 in Of Helmsley, Yorkshire.  She died before 1414.