*William de Ros
born 1203 Helmsley, Yorkshire, England
died 1258

father:
*Robert de Ros
born about 1170 Hamlake, Yorkshire, England
died after 1227

mother:
*Isabel of Scotland
born about <1170> Haddington, East Lothian, Scotland
died October 1263
married May 1225, Alnwick, Northumberland, England

siblings:
unknown

spouse:
*Lucy Fitz Piers
born about 1205? <Forest of Dean, Gloucestershire, England>

children:
William de Ros born about 1244 Ingmanthorpe, England died 28 May 1310 buried Church Of Grey Friars, Yorkshire, England
*Robert de Ros born about <1245> Hamlake Castle, Yorkshire, England died 1285

biographical and/or anecdotal:

notes or source:
http://www.dnh.mv.com/ipusers/rniquett/niquet/g0000106.html#I5172