Nielsen Hayden genealogy
Family: William I "The Lion", King of Scotland / (Unknown) de Avenal (F4738)
Henry of Scotland (1114-1152) 
|
Ada de Warenne ( -1178)
|
Aleida of Scotland ( -1204)  |
| Margaret of Huntingdon (1145-1201) |
| David of Scotland (1152-1219) |
| William I "The Lion", King of Scotland (1142-1214)
|
