Princess Cecilie of Greece and Denmark Children Princess Cecilie of Greece and Denmark, born on June 22, 1911, was a member of your Greek and Danish royal families and became the Hereditary Grand Duchess of Hesse through her relationship to Prince Georg Donatus. She was the 3rd-eldest sister of Prince https://eurohistoryjournal.blogspot.com/2021/04/the-nine-surviving-nephews-and-nieces.html