Nielsen Hayden genealogy
Descendants of Angharad ferch Owain
- 1162Father: Owain ab Edwin ( - 1104)
Angharad ferch Owain ( - 1162)
Gruffydd ap Cynan ab Iago, King of Gwynedd (Abt 1055 - 1137)(m. Abt 1095)
   ├─ Owain Gwynedd, King of Gwynedd ( - 1169 bur.Bangor Cathedral, Bangor, Gwynedd, Wales)
   │ Gwladus ferch Llywarch
   │ :   ├─ Iorwerth Drwyndwn ap Owain Gwynedd ( - Abt 1174)
   │ :   │ Margred ferch Madog
   │ :   │    └─ Llywelyn Fawr ap Iorwerth (Abt 1173 - 11 Apr 1240 Aberconwy Abbey, Conwy, Wales) =>
   │ :   │     + (One of the several mistresses of Llywelyn ap Iorwerth)
   │ :   │     + Tangwystl
   │ :   │     + Joan of England (Bef 1190 - 30 Mar 1236 bur.Llanvaes, Anglesey, Wales)(m. Bef 23 Mar 1205)
   │ :   │     + Eve Fitzwarine ( - Aft 1281)(m. 1239)
   │ :   └─ Gwenllian ferch Owain
   │ :    Owain Cyfeiliog ap Gruffudd ap Maredudd ap Bleddyn ap Cynfyn (Abt 1130 -
   │ :    1197 Monastery of Strata Marcella, Welshpool, Montgomeryshire, Wales)
   │ :    1197 Monastery of Strata Marcella, Welshpool, Montgomeryshire, Wales)
   │ :       │ + Margaret Corbet
   │ :        + David de Malpas
   │ Cristin ferch Gronwy ab Owain ab Edwin (of Tegeingl, Wales - ??)
   │ :   ├─ Angharad ferch Owain
   │ :   │ Gryffydd "Maelor" ap Madog, Prince of Northern Powys (of Powys Fadog, Wales -
   │ :   │ 1191 Castle of Dinas Bran, Nanheudwy, Wales)
   │ :   │ 1191 Castle of Dinas Bran, Nanheudwy, Wales)
   │ :   │    └─ Madog ap Gruffudd Maelor ap Madog ap Maredudd ap Bleddyn (of Powys Fadog, Wales -
   │ :   │     1236 bur.Valle Crucis Abbey, Llantysilio, Denbighshire, Wales) =>
   │ :   │     1236 bur.Valle Crucis Abbey, Llantysilio, Denbighshire, Wales) =>
   │ :   │     + Gwladus ferch Ithel ap Rhys ab Ifor ap Hywel ap Morgan Fychan ap Morgan Hir (of Gwent, Wales - ??)
   │ :   └─ Rhodri ab Owain Gwynned ( - 1195)
   │ :   
   │ :       └─ Thomas ap Rhodri ab Owain Gwynned (Abt 1170 - ??) =>
   │ :        + Margred ferch Einion ap Seisyll
   │ (Unknown mistress of Owain Gwynedd)
   │    └─ Gwenllian ferch Owain Gwynedd
   │     Hwfa ap Cynwrig ap Rhiwallon ap Dingad ap Tudur Trefor (Abt 1130 - ??)
   │     :   └─ Angharad ferch Hwfa ap Cynwrig ap Rhiwallon ap Dingad ap Tudur Trefor =>
   │     :    + Cynwrig ab Iorwerth ap Gwgon ab Idnerth ab Edryd ab Inethan ab Iasedd ap Carwed ap Marchudd ap Cynan
   │     :    (Abt 1130 - ??)
   │     :    (Abt 1130 - ??)
   │     Cadwgon ap Madog ap Cadwgon ap Bleddyn
   │        └─ Madog ap Cadwgon ap Madog ap Cadwgon (Abt 1170 of Nannau, Meirionnydd, Wales - ??) =>
   │         + Efa ferch Madog ap Philip ab Uchtrud
   ├─ Susanna ferch Gruffydd ap Cynan
   │ Madog ap Maredudd, Prince of Powys Fadog ( - 1160 Winchester, Hampshire, England)
   │    └─ Gryffydd "Maelor" ap Madog, Prince of Northern Powys (of Powys Fadog, Wales -
   │     1191 Castle of Dinas Bran, Nanheudwy, Wales)
   │     1191 Castle of Dinas Bran, Nanheudwy, Wales)
   │     Angharad ferch Owain
   │        └─ This couple were related to each other. Any descendants have been already been listed
   ├─ Gwenllian ferch Gruffudd ( - 1136)
   │ Gruffydd ap Rhys (Abt 1090 - 1137)
   │    └─ Rhys ap Gruffydd, King of Deheubarth (Abt 1132 -
   │     24 Apr 1197 bur.St Davids Cathedral, St. Davids, Pembrokeshire, Wales)
   │     24 Apr 1197 bur.St Davids Cathedral, St. Davids, Pembrokeshire, Wales)
   │     Gwenllian ferch Madog ( - 1160)
   │        │ + Ednyfed Fychan ap Cynwrig ab Iorwerth ap Gwgon ( - 1246)
   │        └─ Gruffudd ab Yr Arglwydd Rhys ( - 25 Jul 1201 Strata Florida Abbey, Ceredigion, Wales) =>
   │         + Matilda de Briouze ( - 29 Dec 1210 Llanbardarn Fawr, Ceredigion, Wales)
   └─ Cadwaladr ap Gruffudd ap Cynan, King in Wales ( - 1172 bur.Bangor Cathedral, Bangor, Gwynedd, Wales)
    Aliz de Clara (m. Bef 1151)
       └─ Richard ap Cadwaladr ap Gruffudd ap Cynan (Abt 1170 - ??)
        Annes ferch Gwyn Ddistain
           └─ Gwenllian ferch Richard ap Cadwaladr ap Gruffudd ap Cynan =>
            + Einion ap Gwalchmai ap Meilir