YourRoots by Genomelink
banner

Sign up to explore more

Create a free account to navigate family trees, view ancestors, and discover connections.

Iorwerth Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch Llywelyn 1145–1174 – Genealogical Records

Birth Date: 1145

Birth Location: Aberffraw Castle, Anglesey, Wales

Death Date: 1174

Death Location: killed in battle at Pennant, Melangell, Powys, Wales

Father: Owain Gwynedd

Mother: Gwladys Trahaearn

Spouse(s): Margred Madog

Children(s): Llywelyn Wales

The story of Iorwerth Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch Llywelyn began in 1145 in Aberffraw Castle, Anglesey, Wales. Iorwerth Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch Llywelyn married Margred Ferch Madog, and had children including Llywelyn The Great Ap Iorwerth House Of Aberffraw Prince Of Gwynedd Powys Wenwynwyn Aberffraw Lord Of Snowdon Ruler Of Wales. Iorwerth Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch Llywelyn passed away in 1174 in killed in battle at Pennant, Melangell, Powys, Wales.

Find more search results for Iorwerth Llywelyn
IL

Reliability Score

This score reflects the reliability of the source family tree. A high rating indicates a trustworthy source with strong data consistency.

Reliability Score:
A
Criteria:
  • A 3 criteria (Strong)
  • B 2 criteria (Medium)
  • C 1 criteria (Basic)
  • N/A 0 criteria (Insufficient)

This tree's reliability score:

  • Record available
  • Descendant's record available
  • Star tree owner

Biography

  • The story of Iorwerth Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch Llywelyn began in 1145 in Aberffraw Castle, Anglesey, Wales.
  • Iorwerth Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch Llywelyn married Margred Ferch Madog, and had children including Llywelyn The Great Ap Iorwerth House Of Aberffraw Prince Of Gwynedd Powys Wenwynwyn Aberffraw Lord Of Snowdon Ruler Of Wales.
  • Iorwerth Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch Llywelyn passed away in 1174 in killed in battle at Pennant, Melangell, Powys, Wales.

Immediate Family

Parents

Spouses(s)

Children(s)

Iorwerth Llywelyn's Ancestors

Self
Iorwerth Llywelyn
1145–1174
Birth Place: Aberffraw Castle, Anglesey, Wales
Parents
Owain ap Cynan, King of Gwynedd
1100–1170
Caernarvonshire, Wales
Gwladys (ferch Llywarch ap) Trahaearn
1115–
Arwystli, Montgomerishire, Wales
Grandparents
Gruffydd (Griffith ap Cynan, Prince of North Wales, King of Gwynedd & All Wales, resisted Norman) rule
1055–1137
Caernarvonshire, Wales
Angharad (Ankaret " Golden Hair" ferch Owain Gwynedd, Queen-mother of) Owain
1065–1128
Tegaingl, Flintshire, Wales
Great-Grandparents
Cynan Gwynedd
1014–1063
Rhanullt Ireland,
1031–1120
2nd-Great-Grandparents
Iago, 950-979
Auloed Denmark
1000–1034
Maelcorcre OMuiredaig
1006–1054

Iorwerth Llywelyn's Descendants

1.
IL
Iorwerth (Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch) Llywelyn (1145–1174) m. Margred (ferch) Madog (1150–1198)
  1. 1. Llywelyn (the Great ap Iorwerth, House of Aberffraw, Prince of Gwynedd, Powys Wenwynwyn, & Aberffraw; Lord of Snowdon, ruler of) Wales 1172–1240 m. Joan (of Wales Plantagenet house, Lady of Wales and Snowdon,) Illegitimate 1188–1237
    1. 1. Ellen (ferch Llywelyn (House of Aberffraw), Countess of Huntingdon and) Chester 1218–1253 m. John (Canmore of Scotland, 9th Earl of) Huntingdon 1207–1237
    2. 2. Dafydd (ap Llywelynn Prince of Aberffraw and Lord of) Snowdon 1212–1246 m. Isabella (de Braose, Princess of Wales and Lady of Snowdon,) childless 1222–1248
    3. 3. Margaret (ferch) Llywelyn 1202– m. John ('Tadody' House of Braose (de Brewes), Lord of Bramber, Anglo-Norman) line 1198–1232 m. Walter (III de Clifford, Welsh Marcher Lord during the reign of King John) (1199-1216) 1190–1263
      1. 1. William (House of Braose (de Brewes), Lord of Bramber, a councilor of Henry III & Edward) I 1224–1291
    4. 4. Princess (GWADYS 'THE DARK- EYED,' OF GWYNDD WALES , Ferch) Llewelyn 1198–1251 m. Ralph Mortimer 1198–1246 m. Reginald (de Braose, Lord Abergavenny, 5th Lord of) Bramber 1176–1228
      1. 1. Roger (de Mortimer, 6th Lord Of) Wigmore 1231–1282 m. Maud (Matilda de Braose,) Lady 1224–1300
        1. 1. Margaret Mortimer –1297 m. Robert (de Vere, 6th Earl of) Oxford 1257–1331
        2. 2. Edmund (de Mortimer, 7th Lord) Mortimer 1261–1304 m. Lady (Margaret de Fiennes, Baroness) Wigmore 1262–1333
        3. 3. Ralph (de Mortimer, Sheriff of Shropshire and) Staffordshire 1274–
        4. 4. Isabella (de Mortimer, Countess of) Arundel 1248–1300 m. John (FitzAlan, 7th Earl of Arundel, feudal Lord of Clun and Oswestry in the Welsh) Marches 1246–1272
    5. 5. Angarad (verch Lllewelyn) Fawr 1205–1257 m. Philip (ap Ifor, Lord of) Cardigan 1190–
      1. 1. Ellen (Eleaonor verch Maelgon of) Ceredigion –1265
      2. 2. Gwenllian Fychan –1254
      3. 3. Marered Fychan –1255
      4. 4. Iscoed (ap Philip, Lord of) Cardigan 1225– m. Seneca (verch) Caradog 1200–1262
        1. 1. Ifor (Cadivor Cydifor Bach ap Iscoed, Lord of) Cardigan 1250–1282
    6. 6. Gruffydd (ap Llewelyn, Prince of Wales, held hostage by King John, 1st) born 1196–1244
      1. 1. Llewelyn ('Our Last Leader' ap Gruffydd, last prince of an independent Wales before conquered by King Edward) I 1230–1282 m. Eleanor (de) Montfort, 1252–1282
        1. 1. Gwenllian (verch Llewelyn, princess, incarcerated in the Gilbertine Priory at Sempringham for over fifty years by Edward) I 1282–1337

Iorwerth Llywelyn's Timeline

2 Records

1145
1145
Birth of Iorwerth Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch Llywelyn in Aberffraw Castle, Anglesey, Wales
Aberffraw Castle, Anglesey, Wales
1174
1174
Age 29
Death of Iorwerth Drwyndwn ap Owain Gwynedd, direct ancestor via Angharad ferch Llywelyn in killed in battle at Pennant, Melangell, Powys, Wales
killed in battle at Pennant, Melangell, Powys, Wales

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 1145
    Event Place: Aberffraw Castle, Anglesey, Wales
    Record Source: UK and Ireland, Find a Grave Index

    Genealogy Event 2
    Event Type: Death
    Event Date: 1174
    Event Place: killed in battle at Pennant, Melangell, Powys, Wales
    Record Source:
    [1] Dictionary of National Biography, Volumes 1-20, 22, London, England: Oxford University Press; Volume: Vol 10; Page: 108
    [2] UK and Ireland, Find a Grave Index

About YourRoots

Family Tree Map

Explore your family tree geographically

Import your GEDCOM file to transform your family tree into an interactive global map. See your roots laid out visually and understand your true geographic heritage.

Powerful tools like "Trace Back To Me" instantly map your family's migration paths from a chosen ancestor all the way back to you.

LEARN MORE
AI Genealogy Research

Discover ancestors beyond "end-of-line" automatically

Import your family tree and let AI expand it for you. AI Ancestor Finder scans "end-of-line" ancestors to uncover their parents across hundreds of family lines at once. AI Deep Research analyzes selected ancestors and family clusters, suggesting relevant records and next steps.

Turn on Auto Research Mode to get new discoveries daily or weekly, so your tree keeps growing even while you're away.

LEARN MORE
DNA Match

Find more DNA matches across all DNA tests

Combine your DNA data with your family tree to unlock the full power of YourRoots DNA Match. Connect with relatives across major testing services — Ancestry, 23andMe, MyHeritage, and more.

View your matches' maps and trees to identify shared ancestors, and soon you'll be able to add them directly to your own tree and map.

LEARN MORE
Ancestry Reports

Ancestry DNA analysis that goes deeper than others

Unlock exclusive reports that reveal your deeper origins.

  • Deep Ancestry Report — Analyze 130+ ethnicities, sub-regions, and 1,800+ communities in one detailed view.
  • Global & Native American Reports — Developed with Stanford researchers to uncover hidden ancestries across all 22 chromosomes.
  • Ancient DNA Series — Compare your DNA with 1,000+ ancient genomes from Viking, Celtic, and early American civilizations.
LEARN MORE