Nielsen Hayden genealogy
Descendants of Tewdwr Mawr ap Cadell ab Einion ab Owain
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Father: Cadell ab Einion ab Owain ap Hywel Dda
(Abt 970 - ??)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
Mother: Elinor ferch Gwerystan
(of Powys, Wales - ??)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
Tewdwr Mawr ap Cadell ab Einion ab Owain (Abt 1000 - ??)
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   │ :   
Henry I, King of England
(1068 - 1 Dec 1135 Lyon-la-ForĂȘt, near Rouen, Seine-Maritime, Normandy, France)
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![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │ :    :   └─ Henry fitz Roy
(Abt 1105 of Pembrokeshire, Wales - 1157 Anglesey, Wales) =>
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │ :    :    +
   │ :    :   └─ Maurice fitz Gerald
(Abt 1100 - 1 Sep 1176 Wexford, Ireland) =>
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │        └─ Rhys ap Gruffydd, King of Deheubarth
(Abt 1132 -
   │         24 Apr 1197 bur.St Davids Cathedral, St. Davids, Pembrokeshire, Wales) =>
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │         24 Apr 1197 bur.St Davids Cathedral, St. Davids, Pembrokeshire, Wales) =>
   
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           └─ Heilin ap Llywarch ap Gwyn ap Tewdwr Mawr
(Abt 1100 - ??) =>
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
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