YourRoots by Genomelink
banner

Sign up to explore more

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

John Plantagenet of Gaunt, 1st Duke of Lancaster 1340–1399 – Genealogical Records

Birth Date: 1340

Birth Location: gent, east, flanders, Belgium

Death Date: 3 Feb 1399

Death Location: Leicester, Leicestershire, England

Father: Edward Garter]

Mother: Lady England

Spouse(s): Lady Lancaster

Children(s): John Somerset, Lady Westmorland

In 1340, John Plantagenet of Gaunt, 1st Duke of Lancaster entered the world in gent, east, flanders, Belgium, born to Edward Iii Plantagenet King Of England Knight Garter And Lady Phillipa D Avesnes De Hainautt Queen Consort Of England. John Plantagenet of Gaunt, 1st Duke of Lancaster married Lady Katherine Swynford De Roet Duchess Of Lancaster, and had children including John Beaufort 1St Earl Of Somerset, Lady Joan Beaufort Countess Of Westmorland. John Plantagenet of Gaunt, 1st Duke of Lancaster passed away in 1399 in Leicester, Leicestershire, England.

Find more search results for John Lancaster
JL

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

  • In 1340, John Plantagenet of Gaunt, 1st Duke of Lancaster entered the world in gent, east, flanders, Belgium, born to Edward Iii Plantagenet King Of England Knight Garter And Lady Phillipa D Avesnes De Hainautt Queen Consort Of England.
  • John Plantagenet of Gaunt, 1st Duke of Lancaster married Lady Katherine Swynford De Roet Duchess Of Lancaster, and had children including John Beaufort 1St Earl Of Somerset, Lady Joan Beaufort Countess Of Westmorland.
  • John Plantagenet of Gaunt, 1st Duke of Lancaster passed away in 1399 in Leicester, Leicestershire, England.

Immediate Family

Parents

Edward Garter]
1312–1377
Birth Location: windsor, Castle, Dorset, England
EG
Lady England
1314–1369
Birth Location: Valenciennes, Hainault Flanders
LE

Spouses(s)

Lady Lancaster
1350–1403
Birth Location: Hainaut, Belgium
LL

Children(s)

John Somerset
1373–1410
Birth Location: chateau de beaufort, Anjou, Isère, France
JS
Lady Westmorland
1379–1440
Birth Location: chateau de beaufort, Meuse, France
LW

John Lancaster's Ancestors

Self
John Lancaster
1340–1399
Birth Place: gent, east, flanders, Belgium
Parents
Edward III Plantagenet, King of England [Knight Garter]
1312–1377
windsor, Castle, Dorset, England
Lady (Phillipa d'Avesnes de Hainautt, Queen Consort of) England
1314–1369
Valenciennes, Hainault Flanders
Grandparents
Edward (II Plantagenet, King of England [Knight) Garter]
1284–1327
caernarfon, Castle, Somerset, England
Isabella (Capet of France, Queen Consort of) England
1295–1358
Paris, France
Sir (William III d'Avesnes, Count of Holland, Alvesnes and) Zeeland
1286–1337
Avesnes-le-Comte, Pas-de-Calais, France
Lady (Jeanne de Valois, Countess de) Hainault
1294–1342
Longpont-sur-Orge, Essonne, France
Great-Grandparents
Edward Garter]
1239–1308
Lady England
1241–1290
HRH France,
1268–1314
Queen Champagne,
1273–1305
Sir Hainault
1247–1304
Lady Luxembourg
1252–1311
Charles Valois
1270–1325
Lady Maine
1273–1299
2nd-Great-Grandparents
Henry Garter]
1207–1272
Lady Provence
1223–1291
Fernando Castilla
1201–1252
Jeanne Dammartin
1216–1279
Phillipe France,
1245–1285
Princess Aragon
1247–1271
Enrique Navarre
1239–1274
Blanche Artois
1238–1302
John Hainaut
1218–1257
Aleida Holland
1230–1284
Count Luxembourg
1216–1226
Lady Bar
1220–1275
Phillip Valois
1245–1285
Isabelle France
1248–1271
Charles Naples
1254–1309
Mary Hungary
1257–1323

John Lancaster's Descendants

1.
JL
John (Plantagenet of Gaunt, 1st Duke of) Lancaster (1340–3 Feb 1399) m. Lady (Katherine Swynford de Roet Duchess of) Lancaster (25 Nov 1350–10 May 1403)
  1. 1. John (Beaufort, 1st Earl of) Somerset 1373–1410 m. Margaret (Holland de Beaufort, Duchess of) Clarence 1385–1439
    1. 1. Lady (Joan Beaufort, Queen Dowager of) Scotts 1404–1445 m. King (James I of) Scotland 1394–1437
      1. 1. Joan Douglas 1428–1498
      2. 2. Lady (Annabella Joan) Gordon 1432–1494
  2. 2. Lady (Joan Beaufort, Countess of) Westmorland 1379–1440 m. Sir (Robert Ferrers, 3rd Lord of) Wem 1373–1396 m. George (Neville, 4th & amp. De jure. 2nd Baron of Bergavenny Oxford Alumnus. 18th) GGF 1440–1492 m. Ralph (Neville, 1st Earl of Westmoreland & 4th Baron Neville de) Raby 1364–1425
    1. 1. Sir (Edward (Eduard) I of Addington Park Kent, Neville, IV Lord Abergavenny Knight. 17th) GGF 1471–1538 m. Dame (Eleanor Windsor, Lady Scrope of) Upsall 1500–1531 m. Mary Stafford 1495–
      1. 1. Lady (Katherine de) Neville 1522–1578 m. Sir (Clement Throckmorton, Esquire of Hasely) MP 1514–1573
        1. 1. Katherine (Throckmorton Lady of) Hasely 1532–1581 m. Henry Norwood 1525–1561
        2. 2. Job Throckmorton 1545–1601
        3. 3. Clement Throckmorton 1561–1612
        4. 4. Ursula Throckmorton 1555–1601
        5. 5. Martha Throckmorton –1600
        6. 6. Mary Throckmorton 1568–
      2. 2. Edward Neville 1518–1589
      3. 3. Sir (Henry) Neville 1520–1593
      4. 4. Mary Neville 1525–1565
      5. 5. Frances Nevill 1519–1599
      6. 6. Sir (Henry Neville, 5th Earl of) Westmorland 1525–1563
      7. 7. Margaret Neville 1522–1536
      8. 8. John Neville 1524–1586
      9. 9. Dorothy Neville 1526–1559
      10. 10. Catherine deNeville 1520–1578
      11. 11. Lady (Elizabeth de Neville) Eymes 1527–1609
      12. 12. Lady (Ursula) Neville 1528–1575
      13. 13. Mary (Neville) Dingley 1528–1609
      14. 14. George Neville 1531–
      15. 15. Gertrude (Windsor) Neville 1530–
    2. 2. Sir (Richard Neville of Salisbury 5th Earl of) Salisbury 1400–1460
      1. 1. Sir (Richard Neville 1st Marquess of) Montagu 1428–1471 m. Lady (Anne Beauchamp, 16th Countess of) Warwick 1426–1492
        1. 1. Lucy (Anne Plantagenet) Neville 1456–1534 m. Sir (Anthony Browne, of Bethworth Castle, Constable of Calais and Standard Bearer of) England 1441–1506
    3. 3. Lady (Elizabeth Ferrers, Baroness) Greystoke 1393–1434 m. Sir (John de Greystoke, 4th Baron) Greystoke 1389–1436
      1. 1. Sir (Ralph de) Greystoke 1406–1487 m. Lady (Elizabeth "Isabel") FitzHugh 1419–1445
        1. 1. Lady (Elizabeth Greystoke) Talbot 1436–1490 m. Sir (Thomas Le) Scrope 1429–1475
    4. 4. Edward (Neville, Baron) Bergavenny 1407–1476 m. Elizabeth (de) Beauchamp 1415–1448
      1. 1. George (Neville, 4th & amp. De jure. 2nd Baron of Bergavenny Oxford Alumnus. 18th) GGF 1440–1492 m. Lady (Joan Beaufort, Countess of) Westmorland 1379–1440 m. Margaret (Fenne, Baroness of Abergavenny First spouse. 18th) GGM 1443–1485
        1. 1. George Neville 1469–1535

John Lancaster's Timeline

2 Records

1340
1340
Birth of John Plantagenet of Gaunt, 1st Duke of Lancaster in gent, east, flanders, Belgium
gent, east, flanders, Belgium
1399
3 Feb 1399
Age 59
Death of John Plantagenet of Gaunt, 1st Duke of Lancaster in Leicester, Leicestershire, England
Leicester, Leicestershire, England

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 1340
    Event Place: gent, east, flanders, Belgium

    Genealogy Event 2
    Event Type: Custom Event
    Event Date: 3 Feb 1399
    Event Place: London, City of London, Greater London, England
    Record Source: Findagrave, John of Gaunt 3 Feb 1399

    Genealogy Event 3
    Event Type: Death
    Event Date: 3 Feb 1399
    Event Place: Leicester, Leicestershire, England
Find more search results for John Lancaster

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