Piers de Ros Baron of Helmsley
Piers was born about 1086 in Holderness,Yorkshire,England.  He died before 1130.

 Adeline Espec
Adeline was born about 1092.  She died in 1158 in Helmsley,Yorkshire,England.

 Robert de Ros
Robert was born about 1120 in Helmsley,Yorkshire,England.  He died about 1162.