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 1145–1184 – Genealogical Records

Birth Date: 1145

Birth Location: Aberffraw, Angelsey, WALES

Death Date: 1184

Death Location: Pennant Mehangell, ENGLAND

Father: Owain Gruffudd

Mother: Gwladus Llywarch

Spouse(s): Margred Madog

Children(s): Dafydd Llwyd, Llewellyn Iorwerth

In 1145, Iorwerth Drwyndwn Ap Owain entered the world in Aberffraw, Angelsey, WALES, born to Owain Ap Gruffudd And Gwladus Verch Llywarch. Iorwerth Drwyndwn Ap Owain married Margred Verch Madog, and had children including Dafydd Ap Meurig Llwyd, Llewellyn Fawr Ap Iorwerth. Iorwerth Drwyndwn Ap Owain passed away in 1184 in Pennant Mehangell, ENGLAND.

Find more search results for Iorwerth Owain
IO

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:
C
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

  • In 1145, Iorwerth Drwyndwn Ap Owain entered the world in Aberffraw, Angelsey, WALES, born to Owain Ap Gruffudd And Gwladus Verch Llywarch.
  • Iorwerth Drwyndwn Ap Owain married Margred Verch Madog, and had children including Dafydd Ap Meurig Llwyd, Llewellyn Fawr Ap Iorwerth.
  • Iorwerth Drwyndwn Ap Owain passed away in 1184 in Pennant Mehangell, ENGLAND.

Immediate Family

Parents

Owain Gruffudd
1081–1170
Birth Location: Caernarfonshire, WALES
OG
Gwladus Llywarch
1098–
Birth Location: Arwystli ctf, Montgomeryshire, WALES
GL

Spouses(s)

Margred Madog
1129–1198
Birth Location: Montgomeryshire, WALES
MM

Children(s)

Dafydd Llwyd
–1399
Birth Location: Llowarch Hwlbwrch, WALES
DL
Llewellyn Iorwerth
1173–1240
Birth Location: WALES
LI

Iorwerth Owain's Ancestors

Self
Iorwerth Owain
1145–1184
Birth Place: Aberffraw, Angelsey, WALES
Parents
Owain Ap Gruffudd
1081–1170
Caernarfonshire, WALES
Gwladus (Verch) Llywarch
1098–
Arwystli ctf, Montgomeryshire, WALES
Grandparents
Gruffudd (Ap) Cynan
1055–1137
Caernarfonshire, WALES
Angharad (Verch) Owain
1060–1162
Tegaingl, Flintshire, WALES
Llywarch (Ap) Trahaearn
1082–1129
Great-Grandparents
Cynan Iago
1014–1060
Ragnaillt Olaf
1031–1120
Owain Edwin
1044–1105
Morfydd Ednywain
1048–
Trahaerne Caradoc
1044–1079
Nest Gruffudd
1059–
2nd-Great-Grandparents
Iago Idwal
–1039
Afandreg Gwair
–1060
Olaf Sihtricsson
–1034
Edwin Mercia
–1071
Ednywain Neiniad
–1079
Gwerfyl Lluddica
1012–1070
Caradoc Cynfyn
1000–
Unknown Gwerystan
1010–
Gruffudd Llewelyn
1011–1063
Agatha England
1025–1086

Iorwerth Owain's Descendants

1.
IO
Iorwerth (Drwyndwn Ap) Owain (1145–1184) m. Margred (Verch) Madog (1129–1198)
  1. 1. Dafydd (Ap Meurig) Llwyd –1399 m. Elen Llwyd 1340–
    1. 1. Dafydd (Ap) Llwyd 1320–
      1. 1. Dafydd (Ap) Dafydd 1345– m. Nest (Verch) Ieuan 1350–
        1. 1. Leecu (Ap) Dafydd 1372– m. Jenkin Wilde 1360–
        2. 2. Marared (Verch) Dafydd 1370– m. Maredudd (Ap) Tudor 1368–1402
        3. 3. Erma (Verch) Dafydd 1369–1403 m. Arthur (Henry) Smallwood 1350–
  2. 2. Llewellyn (Fawr Ap) Iorwerth 1173–1240 m. Tangwystyl (Verch) Llywarch 1168– m. Joan Plantagenet 1190–1237 m. Eve Fitzwarin 1295– m. Cristyn Unknown 1190–
    1. 1. Angharad Llewelyn 1211–1257 m. Maelgwn (Ap) Maelgwn 1205–1257 m. Philip (Ap) Ifor 1208–
      1. 1. Eleanor (Fychan) Maelgwn 1236–
      2. 2. Elinor (Verch) Maelgwn 1228– m. Maredudd (Ap) Owain 1225–
        1. 1. Llewelyn Eaton 1237–
        2. 2. Tahgwystl (Ferch) Owain 1248– m. Hwfa (Ap) Iorwerth 1210–
        3. 3. Owain (Ap) Maredudd 1240–1275 m. Angharad (Verch) Owain 1245–
      3. 3. Gwerfyl (Verch) Maelgwn 1191– m. Rhys (Ap) Rhys 1167–1233
        1. 1. Madog (Ap) Rhys 1225–1292 m. Tangwystl (Verch) Gronwy 1232–1276
    2. 2. Nest (Verch) Llewelyn 1227– m. Ivor (Vachan Ap Ivor) Hir 1220–
      1. 1. Vachan (Howel Ap) Ivor 1270–1295 m. Wenllian (Ap) Jevan 1274–
        1. 1. Ivor (Hir Ap) Howel 1295–
    3. 3. Dafydd (Ap) Llewelyn 1212–1246 m. Isabella (De) Braose 1221–1248
      1. 1. Helen (Ferch) Dafydd 1243–1295 m. Mael (Coluim) Mormaer 1197–1266
      2. 2. Tangwystl (Ferch) Dafydd 1245– m. Morus (Ap) Ieuan 1240–
      3. 3. Annes (Ferch) Dafydd 1245– m. Elise (Ap) Iorwerth 1230–
        1. 1. Dafydd (Ap) Elise 1271– m. Myfanwy (Verch) Hwfa 1277–
        2. 2. Madog (Ap) Elise 1276–1351 m. Unknown (Ferch Llywelyn) Llewelyn 1288–
    4. 4. Gwladys (Verch) Llewelyn 1205–1251 m. Ralph (De) Mortimer 1190–1246
      1. 1. Roger (De) Mortimer 1231–1282 m. Maud (De) Braose 1230–1299
        1. 1. Edmund (De) Mortimer 1252–1304 m. Margaret (De) Fiennes 1270–1333
        2. 2. Isabel (De) Mortimer 1248–1274 m. John Fitzalan 1246–1272
        3. 3. Guillaume (De) Mortimer 1248–1297 m. Hawise Mucegros 1276–1340
        4. 4. Margaret Mortimer 1269–1296 m. Robert (De) Vere 1257–1331
        5. 5. Ralph (De) Mortimer 1250–1325 m. Joan Plantagenet 1272–1307
        6. 6. Geoffrey (De) Mortimer 1254–
        7. 7. Roger (De) Mortimer 1256–1326
        8. 8. William (De) Mortimer 1258–1297
      2. 2. Maud Mortimer 1223– m. William (De La) Zouche 1214–1272
        1. 1. Joyce (La) Zouche 1250–1290 m. Robert (De) Mortimer 1246–1287 m. Nicholas Whelton 1245–
      3. 3. Joanne (De) Mortimer 1160– m. Andrew Perrot 1160–
        1. 1. William Perrot 1220– m. Jane Hereford 1220–
        2. 2. Catherine Perrot 1180–1204 m. Caradog (Ap) Hywel –1204
    5. 5. Margred (Verch) Llewelyn 1199–1263 m. John (De) Braose 1198–1232 m. Walter (De) Clifford 1189–1264
      1. 1. Maud (De) Clifford 1237–1284 m. John Giffard 1232–1299 m. William Longespee 1237–1257
        1. 1. Maud Giffard 1277– m. John D'Abernon 1265–1327
        2. 2. Elizabeth Giffard 1262–
        3. 3. Emma Giffard 1272–
        4. 4. Catherine Giffard 1272–1322 m. Nicholas Audley 1258–1299
        5. 5. Eleanor Giffard 1275–1324 m. Fulk (Le) Strange 1267–1324
        6. 6. John Giffard 1270– m. Aveline (De) Courtenay 1271–1327
        7. 7. Margaret Longespee 1256–1309 m. Henry Lacy 1251–1311
      2. 2. Richard (De) Braose 1230–1292 m. Alice (Le) Ros 1245–1301
        1. 1. Giles (De) Braose 1273–1310 m. Joan (De) Beaumont 1275–
        2. 2. Mary (De) Braose 1267–1312 m. John (De) Weyland 1260–
        3. 3. Richard Braose 1280–1318 m. Alianor Shelton 1282–
        4. 4. Margaret Braose 1260–1335 m. Roger (De) Colville 1251–1288 m. Walter Devereux 1261–
      3. 3. William (De) Braose 1224–1291 m. Isabel (De) Clare 1240– m. Agnes (De) Moels 1235–
        1. 1. William (De) Braose 1255–1326 m. Mary (De) Ros 1253–1326 m. Aline (De) Multon 1240– m. Elizabeth (De) Sully 1263–1328
        2. 2. Giles (De) Braose 1265– m. Maud (De) Whitney 1286–
      4. 4. Lucia (De) Clifford 1220–
    6. 6. Gruffudd (Ap) Llewelyn 1207–1244 m. Senena (Verch) Caradog 1208– m. Rhanultt (Ferch) Rheinallt 1194–
      1. 1. Gwladus (Verch) Gruffudd 1221–1261 m. Rhys (Vychan Ap) Rhys 1240–1271
        1. 1. Sionet (Ferch) Rhys 1080–1120 m. Tudor (De) Whittington 1040–1105
      2. 2. Catherine (Verch) Gruffudd 1233– m. Iorwerth (Ap) Iorwerth 1233–1270
        1. 1. Iorwerth (Foel Ap) Iorwerth 1250–1313 m. Gladys (Ferch) Iorwerth 1265– m. Gwladys (Verch) Iorwerth 1255–
      3. 3. Dafydd (Ap) Gruffudd 1234– m. Tangwystl (Verch) Owain 1240–
        1. 1. Dafydd (Ap) Dafydd 1260– m. Angharad (Verch) Heilin 1277–
      4. 4. Llewelyn (Ap) Gruffudd 1225–1282 m. Eleanor (De) Montfort 1252–1282
        1. 1. Catherine (Verch) Llewelyn 1279– m. Philip (Ap) Ifor 1275–
        2. 2. Gwenllian (Ferch) Llewelyn 1279– m. Cynwrig (Ap Iorwerth) Fychan 1272–
        3. 3. Helen (Verch) Llewelyn 1240–1295 m. Domhnall Macuilleam 1243–1297 m. Malcolm Macduff 1228–1266
      5. 5. Catrin (Ferch) Gruffudd 1218– m. Maredudd (Ap) Madog 1201–
        1. 1. Angharad (Verch) Maredudd 1238– m. Llewellyn (Ap) Griffri 1230–
      6. 6. Einion (Ap) Gruffudd 1244–1285
        1. 1. Gwallter (Ap) Einion 1285– m. Gwerful (Verch) Einion 1289–
    7. 7. Elen Llewelyn 1207–1253 m. Robert (De) Quincy 1186–1257 m. John (Le Scot) Huntingdon 1207–1237
      1. 1. Hawise (De) Quincy 1242–1284 m. Baldwin (De) Wake 1238–1282
        1. 1. Rose Wake 1275– m. William Mordaunt 1268–
        2. 2. Eleanor (De) Wake 1277– m. John (De) Seton 1275–
        3. 3. John (De) Wake 1268– m. Joan Fitzjohn 1273–
        4. 4. Hugh (De) Wake 1260–1315 m. Jean (Jane) Wolverton 1255–
        5. 5. Joan Wake 1248– m. Michael Picot 1244–1295
    8. 8. Efa (Verch) Llewelyn 1212– m. Cadwgon Gruffudd 1210–
      1. 1. Gruffudd (Ap) Cadwgon 1240– m. Jonet (Verch) Meredith 1245–
        1. 1. Cadwgon (Ap) Gruffudd 1270– m. Gwenhwyfar Unknown 1282–
        2. 2. Gwallter (Ap) Gruffudd 1268–
        3. 3. Hywel (Ap) Gruffudd 1272–
        4. 4. Henry (Ap) Gruffudd 1274–
        5. 5. John (Ap) Gruffudd 1276–
    9. 9. Gwenllian (Verch) Llewelyn 1207–1281 m. Rhys (Goch Ap) Rhydderch 1200–1300
      1. 1. Rhys (Ap) Rhys 1240–1340 m. Gwenllian (Ferch) Llewelyn 1244–
        1. 1. Hywel (Ap) Rhys 1265–

Iorwerth Owain's Timeline

2 Records

1145
1145
Birth of Iorwerth Drwyndwn Ap Owain in Aberffraw, Angelsey, WALES
Aberffraw, Angelsey, WALES
1184
1184
Age 39
Death of Iorwerth Drwyndwn Ap Owain in Pennant Mehangell, ENGLAND
Pennant Mehangell, ENGLAND

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 1145
    Event Place: Aberffraw, Angelsey, WALES

    Genealogy Event 2
    Event Type: Death
    Event Date: 1184
    Event Place: Pennant Mehangell, ENGLAND

    Genealogy Event 3
    Event Type: Title
Find more search results for Iorwerth Owain

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