William De ROSS
William De was born about 1196 in , Helmsley, Yorkshire, England.  He died after 1246.

 Lucia FITZPIERS
Lucia was born about 1250 in <Forest Of Dean, Gloucestershire, England>.

 William De ROS
William De was born about 1244 in Ingmanthorpe, England.  He died before May 28th, 1310.  He was buried in Church Of Grsy Friars, , Yorkshire, England.

 Robert De ROOS
Robert De was born about 1275 in , Hamlake Castle, , England.  He died in 1285.