Duc de Bretagne Jean de Montfort, IV

• Name	Jean de Montfort  [1]
  Title	Duc de Bretagne
  Suffix	IV
  Gender	Male
  Person ID	I9296	Presidents and Royalty
  Last Modified	31 Dec 2025

  
  

  Father	Jean de Montfort
  Relationship	natural
  Mother	Jean de Flandre
  Relationship	natural
  Family ID	F5889	Group Sheet  |  Family Chart

  
  

  Family	Duchesse de Bretagne Juana de Navarre,   b. 10 Jul 1370, Pamplona, Navarra, Navarra, Spain d. 9 Jul 1437, Havering atte Bower, Essex, England (Age 66 years)
  Marriage	11 Sep 1386	Saillé, Loire-Atlantique, Pays de la Loire, France   [2]
  Children	> 1. Jeanne de Montfort,   b. 12 Aug 1387, Nantes, Loire-Atlantique, Pays de la Loire, France d. 7 Dec 1388 (Age 1 year)  [Father: natural]  [Mother: natural]   2. Marie de Montfort,   b. 18 Jan 1391, Nantes, Loire-Atlantique, Pays de la Loire, France d. 18 Dec 1446 (Age 55 years)  [Father: natural]  [Mother: natural] > 3. Infant de Montfort,   b. 1388, Nantes, Loire-Atlantique, Pays de la Loire, France d. 1388, Nantes, Loire-Atlantique, Pays de la Loire, France (Age 0 years)  [Father: natural]  [Mother: natural]   4. Duc de Bretagne Arthur of Richmond de Montfort, III,   b. 1393, Nantes, Loire-Atlantique, Pays de la Loire, France d. 1458 (Age 65 years)  [Father: natural]  [Mother: natural]   5. Giles de Montfort,   b. 1394, Nantes, Loire-Atlantique, Pays de la Loire, France d. 1412 (Age 18 years)  [Father: natural]  [Mother: natural]   6. Richard de Montfort,   b. 1395, Nantes, Loire-Atlantique, Pays de la Loire, France d. 2 Jun 1438 (Age 43 years)  [Father: natural]  [Mother: natural]   7. Blanche de Montfort,   b. 1396, Nantes, Loire-Atlantique, Pays de la Loire, France d. 1418 (Age 22 years)  [Father: natural]  [Mother: natural]   8. Marguerite de Montfort,   b. 1392, Nantes, Loire-Atlantique, Pays de la Loire, France d. 13 Apr 1428, Guilliers, Morbihan, Bretagne, France (Age 36 years)  [Father: natural]  [Mother: natural]   9. Duc de Bretagne Jean de Montfort, V,   b. 24 Dec 1389, Nantes, Loire-Atlantique, Pays de la Loire, France d. 29 Aug 1422 (Age 32 years)  [Father: natural]  [Mother: natural]
  Family ID	F5888	Group Sheet  |  Family Chart
  Last Modified	31 Dec 2025

  
  

• Event Map

  Marriage - 11 Sep 1386 - Saillé, Loire-Atlantique, Pays de la Loire, France  = Link to Google Earth

  
  

• Sources

  [S1227] Family Tree of Navarrese monarchs, (Name: Wikipedia; Location: Wikipedia.org;), Accessed KRM 14 Mar 2020 4:49pm https://en.wikipedia.org/wiki/Family_tree_of_Navarrese_monarchs. https://en.wikipedia.org/wiki/Family_tree_of_Navarrese_monarchs [S724] thePeerage.com, (Name: thePeerage.com; Location: http://thepeerage.com;), de Navarre de Montfort, Juana (1370-1437) #102243 Accessed KRM 14 Mar 2020 1:08pm http://thepeerage.com/p10225.htm#i102243. http://thepeerage.com/p10225.htm#i102243