1. | Gautier De Brienne was born Abt 1159; died Bef 1198. Gautier — Eustachia De Courtenay. Eustachia (daughter of Pierre Emperor Of Constantinople, Prince of France and Isabelle Elizabeth De Courtenay) was born Abt 1161, Of, Courtenay, Galinois, France; died Aft 1234. [Group Sheet] |