Ld. Everard de Ros
Everard de was born about 1144 in Hamlake, Yorkshire, England.  He died about 1186.

 Roysia Trusbut
Roysia was born about 1146 in Hamlake, Yorkshire, England.  She died before 1196.

 Lord Robert II ("Furfan") de Ros
Robert II, known as "Furfan", was born in 1177 in Ros, Holderness, East Ride, Yorkshire, England.  He died before 1226 in Helmsley Castle, North Ride, Yorkshire, England.¹