Sir Robert IV de Ros
Sir Robert IV was born in 1160 in Ros, Holderness, York, Eng.  He died at the age of 66 in 1226.

 Princess Isabel of Scotland   
Princess Isabel was born in 1165 in Huntingdon, England.

 Baron William de Ros V
Baron William was born in 1182 in Helmsley, Tork, Eng.  He died at the age of 82 in 1264.

 Sir Robert de Ros
Sir Robert was born in 1205 in Helmsley Castle, York, Eng.