Ada of Huntingdon1200 - 1240 Born approx 1200 Died approx 1240 Details Parents Ada of Huntingdon Lived 40 years father David of Scotland 1152 - 1219 mother Matilda of Chester 1171 - 1233 Siblings Sister Margaret of Huntingdon 1194 - 1228 Brother Robert of Huntingdon 1196 - 1200 Sister Isobel of Huntingdon 1199 - 1251 Sister Matilda of Huntingdon 1201 - 1219 Brother John of Scotland 1207 - 1237 Brother Henry of Huntingdon 1210 - 1212