Interactive tree of Sir Robert de Ros

Robert de Ros 1st Baron Ros 1213–1285

William de Ros –1264

Lucy Fitzpiers 1196–1266

Sir Robert de Ros 1177–1226

Isabel Avenal of Scotland 1170–1263

William I, The Lion, King of Scotland 1142–1214

Isabel Avenel 1143–

Henry Dunkeld , 3rd Earl of Huntingdon and Prince of Scotland 1114–1152

Ada de Warenne 1120–1178

King David I of Scotland 1084–1153

Maud or Matilda, Countess of Huntingdon 1074–1130

King Malcom III Canmore of Scotland ( Mael Coluim mac Donnchada) 1031–1093

Ingibiorg … –1070

Margaret Atheling (Saint Margaret of Scotland) 1045–1093

Waltheof, Earl of Huntingdon and Northampton 1050–1076

Judith of Lens 1054–

William de Warrenne –1138

Elizabeth (or Isabel) de Vermandois 1085–1148

Hugh I Count of Vermandois 1057–1101

Adelaide of Vermandois 1062–1122