Richard I of England

Siblings
 Maternal Half-Siblings 

1. Marie, Countess of Champagne  (1145-98) (53 years)

2. Alix, Countess of Blois  (1150-97) (47 years)

3. William IX, Count of Poitiers  (1153-56) (3 years)

4. Henry, Prince of England  (1155-83) (28 years)

5. Matilda, Duchess of Saxony  (1156-89) (33 years)

6. Geoffrey II, Duke of Brittany  (1158-86) (28 years)

7. Eleanor, Queen of Castile  (1161-1214) (53 years)

8. Joan, Countess of Toulouse  (1165-99) (34 years)

9. John, King of England  (1166-1216) (50 years)