Geoffrey II, Duke of Brittany and Earl of Richmond (23 September 1158 – 19 August 1186) was Duke of Brittany between 1181 and 1186, through his marriage with the heiress Constance. Geoffrey was the fourth son of King Henry II of England and Eleanor, Duchess of Aquitaine.
He was a younger maternal half-brother of Marie de Champagne and Alix of France. He was a younger brother of William IX, Count of Poitiers, Henry the Young King, Matilda, Duchess...
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Geoffrey II, Duke of Brittany and Earl of Richmond (23 September 1158 – 19 August 1186) was Duke of Brittany between 1181 and 1186, through his marriage with the heiress Constance. Geoffrey was the fourth son of King Henry II of England and Eleanor, Duchess of Aquitaine.
He was a younger maternal half-brother of Marie de Champagne and Alix of France. He was a younger brother of William IX, Count of Poitiers, Henry the Young King, Matilda, Duchess of Saxony and Richard I of England. He was also an older brother of Leonora of Aquitaine, Joan of England and John of England.
King Henry arranged for Geoffrey to marry Constance, the heiress of Brittany. Geoffrey was invested with the duchy, and he and Constance were married in July 1181. Geoffrey and Constance would have three children, one born posthumously:
Geoffrey was fifteen years old when he joined the first revolt against his father, and was later reconciled to Henry in 1174, when he participated in the truce at Gisors (when Richard...
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