Joan

(est. 1258 - before 1319) (b. 1258)

Parents

• Jeanne de Valletort
• Richard of Cornwall

Children

• Oliver Champernon
• Sir Richard Champernoun

Siblings

• Richard de Cornwall
• Sir Lawrence de Cornwall
• Edmund, 2nd Earl of Cornwall
• Richard of Cornwall
• John of Cornwall
• Isabella of Cornwall
• Nicholas of Cornwall
• Walter de Cornwall
• Isabella de Cornwall
• Henry of Almain

Partners

• Richard Champernoun, of Modbury