YourRoots by Genomelink
banner

Sign up to explore more

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

Isabell . x Countess Lady Marshall 1200–1240 – Genealogical Records

Birth Date: 9 Oct 1200

Birth Location: Pembroke Castle, Pembrokeshire, Wales

Death Date: 17 Jan 1240

Death Location: Brockenhurst, Hampshire, England

Father: William Templar

Mother: Lady Pembroke

Spouse(s): King Cornwall, Gilbert DeClare

Children(s): Henry Plantagenet, Lady Clare, Richard Clare, Gilbert DeClare, Isabel DeClare, John Plantagenet, Isabel Plantagenet, Nicholals Plantagenet, Agatha DeClare, Adeliza Clare, William DeClare, Agnes DeClare, Joan DeClare, Maud DeClare, Avicia Clare, Richard DeClare, Agnes DeClare

The story of Isabell . x Countess Lady Marshall began in 1200 in Pembroke Castle, Pembrokeshire, Wales. Isabell . x Countess Lady Marshall married Gilbert Iii Magna Charta Baron Declare, King Richard Plantagenet 1St Earl Cornwall, and had children including Adeliza De Clare, Agatha Declare, Agnes Declare, Avicia De Clare, Gilbert Declare, Henry Almain Plantagenet, Isabel Declare, Isabel Of Cornwall Plantagenet, Joan Declare, John Of Cornwall Plantagenet, Lady Amice De Clare, Maud Declare, Nicholals Of Cornwall Plantagenet, Richard Gloucs Hertsclare Declare, Richard Strongbow 2Nd Earl Of Pembroke De Clare, William Declare. Isabell . x Countess Lady Marshall passed away in 1240 in Brockenhurst, Hampshire, England.

Find more search results for Isabell Marshall
IM

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:
B
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 Isabell . x Countess Lady Marshall began in 1200 in Pembroke Castle, Pembrokeshire, Wales.
  • Isabell . x Countess Lady Marshall married Gilbert Iii Magna Charta Baron Declare, King Richard Plantagenet 1St Earl Cornwall, and had children including Adeliza De Clare, Agatha Declare, Agnes Declare, Avicia De Clare, Gilbert Declare, Henry Almain Plantagenet, Isabel Declare, Isabel Of Cornwall Plantagenet, Joan Declare, John Of Cornwall Plantagenet, Lady Amice De Clare, Maud Declare, Nicholals Of Cornwall Plantagenet, Richard Gloucs Hertsclare Declare, Richard Strongbow 2Nd Earl Of Pembroke De Clare, William Declare.
  • Isabell . x Countess Lady Marshall passed away in 1240 in Brockenhurst, Hampshire, England.

Immediate Family

Parents

Spouses(s)

Children(s)

Isabell Marshall's Ancestors

Self
Isabell Marshall
1200–1240
Birth Place: Pembroke Castle, Pembrokeshire, Wales
Parents
William Lord Marshal 1st Earl of Pembroke and Knight Templar
1146–1219
Pembroke Castle, Pembrokeshire, Wales
Lady (Isabel De Clare Countess) Pembroke
1172–1220
Pembroke, Pembrokeshire, Wales, England
Grandparents
John (FitzGilbert 'Le Marechal,The Marshall' Clare\Lord Marshall of) England
1105–1165
Pembroke Castle, Pembrokeshire, Wales
Sibilla (Sybil De Evereux DE) Salisbury
1126–1155
Pembroke, Wales or Salisbury, Wiltshire, England
Richard (III Strongbow deClare nd Earl) Pembroke
1125–1176
Tunbridge Castle, Kent, England
Lady (Eva Aoife McMurrough Ireland Countess) Pembroke
1141–1177
Dublin, Dublin, Ireland
Great-Grandparents
Gilbert Pembroke
1100–1148
Isabel Beaumont
1102–1147
2nd-Great-Grandparents

Isabell Marshall's Descendants

1.
IM
Isabell (. x Countess Lady) Marshall (9 Oct 1200–17 Jan 1240) m. King (Richard Plantagenet 1st Earl) Cornwall (5 Jan 1208–20 Nov 1272) m. Gilbert (III Magna Charta Baron) DeClare (October 09, 1180–25 Oct 1230)
  1. 1. Henry (Almain) Plantagenet 1235–1271 m. Constance (Bearn) Montcada 1241–1310
  2. 2. Lady (Amice De) Clare 1220–1285
  3. 3. Richard (Strongbow 2nd Earl of Pembroke de) Clare 1125–1176 m. Maude (DeLacy Countess Lincoln) Hertford 1223–1289 m. Margaret (Megotta) deBurgh 1222–1237 m. Aoife (MacMurrough Red Eva of) Leinster 1145–1188
    1. 1. Sir (Thomas De Clare (Lord of Thomond, Connaught, Chancellor of) Ireland)) 1248–1287 m. Juliana (Lady Thomond) FitzGerald 1249–1309
      1. 1. Lady (Muriel De Somerton, Baroness) Clere 1273–1327
    2. 2. Isabel (Fitzgilbert) DeClare 1172–1220 m. Sir (William Marshal stEarl) Pembroke 1146–1219
      1. 1. William ("The Younger" 2nd Earl Pembroke) Marshal 1190–1231 m. Eleanor (Princess of England, Countess of Leicester) Plantagenet 1215–1275 m. Alice (De) Bethune 1195–1215
        1. 1. William Marshall 1225–
      2. 2. Isabella ((Countess Pembrook) Hereford) Marshal 1200–1240
      3. 3. Sybil Marshall 1204–1280
      4. 4. Margaret (Maud Countess of Surrey Marshal) Pembroke 1192–1248
      5. 5. Joan (Lady) Marshal 1200–1234
      6. 6. Gilbert (4th Earl of Pembroke) Marshall 1190–1241
      7. 7. Eva (Baroness) Marshal 1203–1246
      8. 8. Sibyl (Countess) Marshall 1201–1245
      9. 9. Maud (Matilda) Marshall 1192–1248
      10. 10. Richard (Marshal of England 3rd Earl of Pembroke) Marshall 1191–1234
  4. 4. Gilbert DeClare 1229–1241
  5. 5. Isabel DeClare 1226–1264 m. Robert (de Brus Vi "The Competitor" "5th Lord) Annandale" 1215–1295
    1. 1. Isabel (de) Brus 1249–1284
    2. 2. Robert (DeBrus Lord Of of) Annandale 1243–1303 m. Marjorie, (3rd Countess of Carrick de) Carrick 1246–1292 m. Alianore Unknown –1330
      1. 1. Christina Bruce 1273–1357
      2. 2. Robert (I "The Bruce" King Of Scotland) ---- 1274–1329 m. Lady (ELIZABETH Queen of Scotland De) BURGH 1284–1327 m. Isabel (of Mar Queen of) Scotland 1278–1296
        1. 1. David (II, King of Scotland de) Brus 1324–1371 m. Joan (of the Tower (Queen Consort of Scotland)) Plantagenet 1321–1362 m. Margaret (Drummond, Queen consort of) Scots 1340–1375
        2. 2. Neil (Sir of Carrick De) Brus 1316–1346
        3. 3. Robert Bruce 1314–1332
        4. 4. Walter (of Odistoun De) Brus 1318–
        5. 5. Christina (De) Brus 1322–
        6. 6. Alexander (de) Brus 1286–1306
        7. 7. Lady (Margaret Bruce, Princess of Scotland, Countess of) Balmuto 1307–1364
        8. 8. Matilda (Princess of Scotland) Bruce 1320–1353
        9. 9. Maud (Princess) Scotland 1310–1353
        10. 10. Robert (Sir Bruce) ---- 1294–1332
        11. 11. Margaret Bruce 1307–1364
        12. 12. Maud (Bruce of) Scotland 1310–1353
        13. 13. Elizabeth Bruce 1317–
        14. 14. John (Bruce of) Scotland 1325–1346
        15. 15. Christian (Bruce of) Scotland –1329
        16. 16. Lady (Marjorie, "Princess of Scotland" de) Bruce 1296–1316
        17. 17. John (de) Brus 1327–
        18. 18. Matilda Isaac –1353
      3. 3. Isabella (de) Brus 1275–1358
      4. 4. Edward, (1st Earl of Carrick de) Brus 1276–1318
      5. 5. Matilda (de) Brus 1278–1323
      6. 6. Neil (de) Brus 1282–1306
      7. 7. Thomas (de) Brus 1284–1307
      8. 8. Lady (Mary de) Brus 1286–1323
      9. 9. Alexander, (Dean of Glasgow de) Brus –1307
      10. 10. Margaret (de) Brus 1276– m. Iain ((John)Dubh Islay MacDonald, 7th Lord of the) Isles –1386
        1. 1. John (MacDonald, Mor) Tanister –1427
        2. 2. Alastair (MacDonald of) Carrick –1440
        3. 3. Domhnall, ((Donald) MacDonald of Isley, Lord of The) Isles –1423
      11. 11. Thomas BRUCE 1284–1307
      12. 12. Alexander Bruce 1285–1307
      13. 13. Lena DeBrus 1273–1293
      14. 14. Elizabeth DeBrus 1288–
      15. 15. Matilda Bruce 1288–1323
      16. 16. Margaret BRUCE 1283–1308
      17. 17. Maud DeBrus 1282–1323
      18. 18. Mary DeBrus 1282–1383
      19. 19. Isabella Bruce 1280–1305
      20. 20. Nigel (Neil) BRUCE 1279–1306
      21. 21. Edward (Bruce 1st Earl of) Carrick 1276–1318 m. Isabelle (mistress SEE PRITCHETT TREE) Strathbogie 1294–1317
        1. 1. Sir (Alexander De Bruce, Earl of) Carrick 1315–1365
      22. 22. Margery, (Princess Margaret of Scotland de) Brus 1297–1316 m. Walter Stewart 1292–1326
        1. 1. Jean Stewart 1313–
        2. 2. Maude Stewart 1313–1326
        3. 3. Alexander Stewart 1314–
        4. 4. John Stewart 1315–1331
        5. 5. John Stuart 1320–1320
        6. 6. Andrew Stewart 1322–
        7. 7. Jean Stewart 1327–
        8. 8. Egidia (Jill) STEWART 1326–1406
        9. 9. Robert (Stewart) Scotland 1316–1390 m. Elizabeth (of Rowallan Countess De Strathearn) Mure 1320–1355
    3. 3. Constance DeBrus 1251–
    4. 4. Richard deBrus 1249–1286
    5. 5. John DeBrus 1252–1275
    6. 6. Christina DeBrus 1256–1275
    7. 7. Alosia DeBrus 1254–
    8. 8. Elizabeth DeBrus 1245–
    9. 9. Christine DeBrus 1244–1270
    10. 10. Laderina DeBrus 1241–
    11. 11. Bernard DeBrus 1247–
    12. 12. Isabella DeBrus 1238–1300
  6. 6. John (of Cornwall) Plantagenet 1231–1233
  7. 7. Isabel (of Cornwall) Plantagenet 1233–1234
  8. 8. Nicholals (of Cornwall) Plantagenet –1240
  9. 9. Agatha DeClare 1223–
  10. 10. Adeliza (De) Clare 1227–1229
  11. 11. William DeClare 1228–1258
  12. 12. Agnes DeClare 1229–1316
  13. 13. Joan DeClare 1201–1206
  14. 14. Maud DeClare 1210–1248
  15. 15. Avicia (de) Clare 1220–1284
  16. 16. Richard (Gloucs HertsClare) DeClare 1222–1262
  17. 17. Agnes DeClare 1218–1261

Isabell Marshall's Timeline

2 Records

1200
9 Oct 1200
Birth of Isabell . x Countess Lady Marshall in Pembroke Castle, Pembrokeshire, Wales
Pembroke Castle, Pembrokeshire, Wales
1240
17 Jan 1240
Age 40
Death of Isabell . x Countess Lady Marshall in Berkhamsted Castle, Hertfordshire, England
Berkhamsted Castle, Hertfordshire, England

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 9 Oct 1200
    Event Place: Pembroke Castle, Pembrokeshire, Wales
    Record Source: International, Find a Grave Index

    Genealogy Event 2
    Event Type: Death
    Event Date: 17 Jan 1240
    Event Place: Berkhamsted Castle, Hertfordshire, England
    Record Source: International, Find a Grave Index

    Genealogy Event 3
    Event Type: Burial
    Event Place: Brockenhurst, Hampshire, England
    Record Source: International, 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