Princess Olga of Greece and Denmark was born on June 1, 1903, in Athens, Greece. She was a member of the Greek royal family and the daughter of Prince Nicholas of Greece and Denmark and Grand Duchess Elena Vladimirovna of Russia. Olga became known for her charitable work and dedication to various social causes throughout her life. In 1920, she married Prince Paul of Greece, who later became King Paul I of Greece. Together, they had three children: Princess Sophia, Prince Constantine, and Princess Irene. Olga's life was marked by her commitment to her family and her role in the Greek royal household until her passing on July 16, 1997.