born:  
died: 

Father: Henry Grosmont, Earl of Derby, K.G.
Mother:  Isabel de Beaumont

Spouse:  John of Gaunt, Duke of Lancaster, K.G.

Children:
1. Henry IV, King of England
2. Philippa (m. John I, King of Portugal)
3. Elizabeth (m. John Holland, Duke of Exeter; Sir John Cornwall, K.G.)