'Wales03'
Index links to: Lead / Letter
Families covered: Princes of Deheubarth, Lords of Friw/Rhiw Llwyd, Princes of Gwynedd, Princes of Wales

Merfyn 'the freckled', King of Gwynedd (d 844)
m. Nest (dau of Cadel ap Brochwel of Powys)
1. Gwyard
2. Rhodri Mawr ('the Great'), Prince of Wales (d 878)
  m1. Angharad (dau of Meuric ap Dyfnwal ap Asthin ap Sitsllt, Lord Cardigan)
  A. Anarawd, Prince of Gwynedd (d 916)
  i. Idwal Foel (the bald) (d 942)
  m. Avandreg of Powys (dau of Merfyn, King of Powys) @5@ below
  a. Iago, Prince of Gwynedd (d 979)
  (1) Constantine 'the Black'
  b. Ieuaf (Levan), Governor of South Wales (d 988)
  (1) Hywel ('the Bad'), Prince of Gwynedd (d 985)
(A) Cynan, Prince of Gwynedd (d 1005)
  (2) Cadwallan, Prince of Gwynedd (d 986)
  c. Meurig (d 986)
  (1) Idwad, King of North Wales (d 996)
  (A) Iago, Prince of Gwynedd (d 1039)
  (i) Cynan of Gwynedd
m. Ragnhildir of Dublin (b c1031, dau of Olaf, King of Dublin)
  (a) Gruffydd, Prince of Gwynedd (b 1055, d 1137)
  m. Angharad (d c1162, dau of Owain ap Edwin, Lord Tegaingl)
  ((1)) Owain, Prince of Gwynedd (b c1100, d 23.12.1169/70)
  m1. Gwladys (dau of Llywarch, Lord of Pembroke)
  ((A)) Iorwerth Drwyndwn ('broken nose') (d c1174)
  m. Margaret (dau of Madoc, Prince of Powys)
  ((i)) Llywelyn 'the Great', Prince of Wales (b 1173, d 11.04.1240)§A
  m1. Gwenllian (dau of Endyfed Vychan, Lord of Brynffenigl)
m2. (18.06.1205) Joan Plantagenet (b c1188, d 04.03.1237, dau of John Plantagenet, King John of England)
  ((a)) Dafydd, Prince of Gwynedd (d 1246)
  m. Isabel de Braose (dau of William de Braose of Brecknock)
  ((b)) Helena of Wales (d 1253)
HJY
  m1. (1222) John le Scot, Earl of Chester (dsp 1237)
  m2. (1237) Robert de Quincy (d 1257)
HJY
  ((c)) Angharad of Wales
  m. Malgwn Fychan (d 1257)
  (((1))) Eleanor
H
  m. Maredudd ap Owain (d 1265) @2@ below
H
((d)) Margaret of Wales
  m1. John de Braose 'Tadody', Lord of Bramber and Gower (d 1231)
  m2. Walter de Clifford (d 10.1232 / c1264)
  ((e)) Tegwared-y-bis Wen (Baiswen)
  m. Gwenhwyfar
  (((1))) Angharad
  m. Griffith ap Ievan
  p. Tangwystsl Goch (dau of Llowarch ap Bran, Lord of Menai)
  ((f)) Gruffydd (d 1244)
  m1. Ragnhilda of Man
  m2. Senena (dau of Caradoc ap Thomas ap Rhodri, Lord of Anglesey)
  (((1))) Llywelyn 'the Last', Prince of Wales (d 11.12.1282)
m. Eleanor de Montfort (b c12.1252, d 1282, dau of Simon de Montfort, 2nd Earl of Leicester)
  (((A))) Gwenllian, a nun (d 1337)
  (((B))) Catherine, Princess of Wales
  m. Philip ap Ivor, Lord of Cardigan
 
(((i))) Eleanor Goch
H
m. Thomas, Lord of South Wales (d c1343) @3@ below
H
  (((2))) Dafydd, lord of Denbigh (d 1283, 3rd son)
  (((A))) David Goch, lord of Penmachno apparently of this generation
  m. Angharad (dau of Heilin ap Tudor)
(((3))) Catherine (Catrin)
  m1. Maredudd of Watsay and Ruabon
  m2. Iowerth Fychan of Chirck
  m3. Trahaern of Dudleston
  (((4)))+ other issue - Owain 'the Red', Rhodri
  ((g)) Gwladus Dou ('dark eyed') of Wales (d 1251)
HJY
  m1. Reginald de Braose (d 06.1228)
  m2. (1230) Ralph de Mortimer, lord of Wigmore (d 1246)
HJY
  p. Eve FitzWarine (dau of Fulke FitzWarine of Whittington)
  partner unknown (possibly Eve FitzWarine)
((h)) Helen of Wales (a 1291)
J
  m1. Malcolm, 7th Earl of Fife (d 1266)
..
  m2. Sir Donald, 6th Earl of Mar (d after 25.07.1297)
J
  ((B))+ other issue including Maelgwin
  m2. Christina (Owain's cousin, dau of Gronw ap Owain ap Edwin, Lord of Engefield/Teaningl)
  ((C)) Dafydd, Prince of Gwynedd (d 1203)
  m. Emma Plantagenet (d before 1214, dau of Geoffrey V Plantagenet, Count of Anjou)
  ((i)) Gwenllin / Angharad
  m. Gruffydd of Nannau
  ((ii)) Owain
  ((D)) Rhodri, Lord of Anglesey and Arfon (d 1195)
  m1. Agnes/Nest (dau of Rhys, Lord of South Wales) @4@ below
  ((i)) Gruffydd (dsp)
  ((ii)) Thomas, Lord of Friw/Rhiw Llwyd
m. (after 1188) Margaret (dau of Einion ap Seisyll, Lord of Merioneth)
  ((a)) Caradoc, Lord of Friw/Rhiw Llwyd
  m. Eva (dau of Gwyn ap Griffith ap Beli, Lord of Cegidfa)
  (((1))) Griffith, Lord of Friw/Rhiw Llwyd
  m. Lenki/Lleucu (dau of Llowarch Vaughan ap Llowarch Holbwrch, Lord of Meriadog)
  m2. daughter of Reginald, King of Man
  ((E)) Margaret of Gwynedd
  m. Bradwan of Brnffenigl
  ((F)) Ievan
  ((G)) Gwenllian of Gwynedd
H
  m. Owain Cyfeilioc, Prince of Higher Powys (d 1197)
H
  ((H)) Angharad of Gwynedd
  m. Gruffydd Maelor, Lord of Bromfield (d 1191)
((2)) Cadwallader of Caerdigan (d 1172)
  m. Alice de Clare (dau of Richard FitzGilbert de Clare, 1st Earl of Hertford)
  ((A)) Richard
  Wife of Richard ap Cadwalader ap Griffth, and presumed mother of Adlais, was ...
  m. Agnes (dau of Rarwedd ap Gwyn)
  ((i)) Adlais
  m. Sir Tudor of Nant and Llangynhafal
  ((3)) Susanna of Gwynedd
HJY
  m. Madoc, Prince of Powys (d 1160)
HJY
  ((4)) Gwenlian of Gwynedd
H
  m. Grufydd, Lord of South Wales (d 1137) @1@ below
H
  ((5)) daughter
  ((7)) Gwladys of Gwynedd
  m. (sp) Walter FitzOther, Constable of Windsor Castle
  partner unknown
((8)) Gwenllian (b c1080)
  m. Cadwgan, Prince of Powys, Lord of Nannau (d 1111)
  Unknown by which mother/partner was ..
  ((9)) Jane
  m. Llowden, Lord of Uchaeron
  d. Rhodri (d 968)
  ii. Elisedd (d 942)
  a. Cynan
  (1) Trawst
HJY
  m. Seisyllt
HJY
B. Cadell, King of South Wales (d 907/9)
  m. Fenela (dau of Erpenwald, King of the East Saxons)
  i. Hywel Dda, King of South Wales (d 948/950)
  m. Elen (dau of Llywarch ap Dyfed ap Hyfaidd)
  a. Owain, King of South Wales (d c987)
  m. Angharad Ferch (dau of Llewelyn of Powys) @6@ below
  (1) Einion (dvp c984)
  m. Ellenor (dau of Gwerstan ap Gwaethwed, Lord of Powys)
  (A) Cadell not shown by all sources
  (i) Tewdwr Mawr, Prince of South Wales (d 992)
  m. Gwenllian (dau of Gwyn ap Rhytherch, Lord of Dyvet)
  (a) Rhys, Prince of South Wales (d 1093)
  m1. Gwladys (dau of Rhiwallon)
  m2. Gwenllian (dau of Jestyn ap Gwrgwst, Lord of Glamorgan)
Sources disagree on who was Rhys's wife. BLG1952 (Philipps of Cilyblaidd) shows two wives with Gwladys as his first wife (by whom he had issue, we assume that both of the two daughters that we have identified were hers) and Gwenllian as his second wife and mother of Grufydd. BLG1952 (Lloyd-Davis of Whittington) reports that Gruffydd-hir was a younger son of Rhys by Gwladys.
  ((1)) Margaret
H
  m. Gwenwynwyn of Powys Wencoynwyn
H
  ((2)) Nesta of Deheubarth (d before 1136)
Y
  p. Henry I 'Beauclerc', King of England (b 1068, d 01.12.1135)
  m1. Gerald de Windsor, Constable of Pembroke Castle
Y
  m2. Stephen, Constable of Cardigan Castle
  ((A)) Robert FitzStephen
  ((i))+ issue - Ralph (d 1182), Meredith (d 1171)
  ((3)) Gruffydd, Lord of South Wales (d 1137)
  m. Gwenlian of Gwynedd (dau of Gruffydd, Prince of Gwynedd) @1@ above
  ((A)) Rhys, Lord of South Wales (d 04.05.1196)
  m. Gwenlian of Powys (dau of Madoc, Prince of Powys)
  ((i)) Gwenllian (d 1236)
H
  m. Endyfed Vychan ap Kendrig, Lord of Brynffenigl (a c1200)
H
  ((ii)) Gruffydd, Lord of South Wales (d 1202)
  m. Maud de Braose (d 1210, dau of William de Braose, Lord of Bramber)
((a)) Owain, Lord of South Wales (d 1236)
  m. Angharad (dau of Muredudd ap Llewelyn ap Robert)
  (((1))) Maredudd (d 1265)
  m. Eleanor (dau of Maelgwn Fychan) @2@ above
  (((A))) Owain (d 1275)
 
(((i))) Llewelyn, Lord of South Wales (d 1309)
m. Eleanor of Bar (dau of Henry III, Count of Bar)
  (((a)))
Thomas, Lord of South Wales (d c1343)
  m. Eleanor Goch (dau of Philip ap Ivor, Lord of Cardigan) @3@ above
  ((((1)))) Eleanor
  m. Grufydd Fychan, Lord of Glyndwrdwy
  ((((2)))) Margaret
H
  m. Sir Tudor of Penmynedd (d 1367)
H
((b)) Rhys, lord of Dynevor
  (((1))) Gwendaline
  m. Gilbert Talbot (d 1274)
  ((iii)) Rhys Grig, Lord of Cammot Mawr (d 1234)
  m. Joan de Clare (dau of Richard de Clare, 4th Earl of Hertford)
  ((iv)) Agnes/Nest
  m. Rhodri, Lord of Anglesey and Arfon (d 1195) @4@ above
  ((v)) Katherine
  m. Kadifor ap Dynawall, Lord of Castle Howell (a 1164)
  ((vi)) Ankaret (d by 08.1226)
  m. William FitzRobert FitzMartin (d 1208/9)
  ((vii))+ other issue - Meredith of Wenlloge, Malgwyn (d 1230)
((B)) Maredydd, Lord of Cardigan (b c1128, d 1153)
  ((C))+ 3 daughters + 1 son
  ((4)) Gruffydd-hir
  BLG1952 (Lloyd-Davis of Whittington) reports that Gruffydd-hir was a younger son of Rhys by Gwladys. It does not identify him as the Lord of South Wales and so (pending receipt of clarifying information) we show that he was different from the Gruffydd who was Lord.
  ((A)) Eva
  m. Rhys 'Sais' of Chirk, Whittington, etc
  ((5)) ?? by a son/daughter of Rhys ap Tewdr Mawr, possibly one of the above, was ..
  ((A)) Maelgwyn Vychan
  ((i)) Eleanor
  m. Owain Vychanm Lord of Mechain-Yacoed (d 1186)
(b) Rhydderch, Lord of Ysterlys had issue
  m. Hunydd / Keywydh (dau of Bleddyn, Prince of Deheubarth)
  (c) Elinor
  m. Bledhyn ap Maenarch
  (d) Lhiyky
  m. Guthric / Suttick, King of Dublin
  (e) daughter
  m. Hugh, Baron of Somery
  (f) Gamon
  m. Owen Gwynedh
  (g) Gwin
  (h) Nest (b c980-5)
HJY
  m. Ugan, Governor of Tegeingl
HJY
  (B) Edwin (d c992) had issue
(C) Gwenllian
  m. Elystan Glodrydd
  (2) Grono (ap Owain or Owen) had issue
  m. Elfleda, Duchess of Mercia
  (3) Maredudd, Prince of Deheubarth (d 999, 4th son)
  m. Astritha
  (A) Cadwallan (d 992)
(B) Angharad Ferch of Deheubarth
HJY
  m1. Llywelyn ap Seisyll, Prince of Deheubarth (d 1023)
HJY
  m2. Cynfyn ap Gwerystan, King of Powys
HJY
  (4) Rhyydderch (Roderick) ap Prince Owen ap King Howel Dda apparently of this generation
  (5) Jestin
  The following connection was found on various web sites.
(A) Rhydderch
  (i) Rhys
  (a) Meirchion
  ((1)) Ellynor of Istingston
  m. Stephen Perrot
  ((2)) Alice
  m. Sir Matthew Wogan (son of Walter)
  (6)+ other issue - Lhwarch (d 986), Idwallan (d 975), Jestin
  b. Angharad / Gladwys
  m. Tudor Trevor, Lord of Gloucester, Hereford, etc (d 948)
  c.+ other issue - Rhun (Lord of Cardigan), Eynon, Rhodri (d 952), Meredith, Edwyn (d 952, had issue), Konan or Cwm (Lord of Angelsey), Dyfnan (d 952)
  ii. Meyrick (d 936) had issue
  iii. Klydawk / Clydog (d 917/920) had issue
  iv. Nest

m. Gweristan ap Gwaethvoed

  v. Angh Bengingfran
  m. Griffith Llewgans
  C. Merfyn, King of Powys (d 900/4)
  i. Llewelyn of Powys
  a. Angharad Ferch
HJY
  m. Owain, King of South Wales (d 968/9889) @6@ above
HJY
  ii. Avandreg
HJY
  m. Idwal Foel (the bald) (d 942) @5@ above
HJY
  iii.+ other issue - Triffyn, Yarthyr
  BE1883 (Cherlton) reports that "Sixth in descent from Mervyn ap Rhodri Mawr was Meredith ap Bleddyn, Prince of Powys ...". From 'RoyalData' we find that Bleddyn, Prince of Powys, was son of Gwerstan. Hence we have the following connection ..
  v. ? ?? (probably one of the above)
  a. ??
  (1) ??
  (A) Gwerstan
HJY
  D. Nest
  m1. Owen, Prince of Glamorgan
  m2. Morgan Vwynwawr
  m2. Nest
  E.+ other issue

Main sources: 'RoyalData', BLG1952 (Philips of Cilyblaidd), BLG1850 (Lloyd of Plymog, etc), BP1934 (Williams-Wynn), BLG1999 (Jones-Lloyd, formerly of Moelygarnedd and Plasyndre), "The Royal Line of Succession" (edited by Patrick Montague-Smith, Pitkin Guides Limited, 1996 reprint, ISBN 0-85372-404-0).
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