 Joan Courtenay, daughter of Earl of Devon Hugh de Courtenay and Countess of Devon Margaret de Bohun.Born ± 1337 at of Exeter, Devon, England, buried at Fryars Church, Augustine, Middlesex, England Married ± 1358 at of Exeter, Devon, England to:  Sir Knight John ChivertonBorn ± 1333 at of Exeter, Devon, England | |||