Family events
- Married
- 11 Sep 1386 — Saille-pres-Guérande, Loire-Atlantique, France
- Born
- 1339
- Died
- 01 Nov 1399 — Nantes, Bretagne, France
- Born
- Abt. 1370 — Pamplona, Navarre, Spain
- Died
- 09 Jul 1437 — Dower House 'Pirgo', Havering-atte-Bower, Essex, England, United Kingdom
- Buried
- Canterbury Cathedral, Canterbury, Kent, England, United Kingdom
Children
- Jeanne de Montfort
1387 – 1388
- Jean de Montfort, V
1389 – 1422
- Marie de Montfort
1391 – 1446
- Arthur de Montfort
Abt. 1392 – 1458
- Giles de Montfort
1394 – 1412
- Richard de Montfort
1395 – 1438
- Blanche de Montfort
Abt. 1396 – Abt. 1418
- Marguerite de Montfort
1397 – 13 Apr 1428