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Isabella of France (1 October 1348 – 11 September 1373) was a French princess and member of the House of Valois, as well as the wife of Gian Galeazzo Visconti, who after her death became Duke of Milan.

Countess of Vertus
Isabella of Valois (1348–1372).png
Born1 October 1348
Château de Bois de Vincennes, France
Died11 September 1373(1373-09-11) (aged 24)
SpouseGian Galeazzo Visconti
IssueGian Galeazzo Visconti
Azzone Visconti
Valentina, Duchess of Orléans
Carlo Visconti
FatherJohn II of France
MotherBonne of Bohemia

Born in Bois de Vincennes, Isabella was the youngest daughter of King John II of France by his first wife, Bonne of Bohemia.[1]

Her maternal uncle Count Amadeus VI of Savoy arranged her marriage with Gian Galeazzo Visconti. As her dowry, Isabella received the county of Sommières, exchanged later for the county of Vertus. On 8 October 1360, Isabella and Gian Galeazzo were married in Milan, and six months later, in April 1361, she was declared sovereign Countess of Vertus. The couple had four children:[2]

  • Gian Galeazzo (b. Pavia, 4 March 1366 – d. bef. 1376).
  • Azzone (b. Pavia, 1368 – d. Pavia, 4 October 1381).
  • Valentina (b. Pavia, 1371 – d. Château de Blois, Loir-et-Cher, 14 December 1408), married on 17 August 1389 to Louis, Duke of Orleans
  • Carlo (b. Pavia, 11 September 1373 – d. Pavia, 1374).

Isabella died in childbirth in Pavia in 1373.[1][3]

Family tree of Isabella of VertusEdit


  1. ^ a b Lundy, Darryl. "The Peerage: Isabel de Valois". Retrieved 28 September 2009.
  2. ^ Galeazzo Gian Galeazzo in: [retrieved 12 September 2014].
  3. ^ Cawley, Charles, CAPET, Medieval Lands database, Foundation for Medieval Genealogy,[self-published source][better source needed]
Regnal titles
New title Countess of Vertus
April 1361 – 11 September 1372
with Gian Galeazzo
Succeeded by