Queen Olga of Greece was born on September 1, 1851, in Danish Copenhagen. She was the daughter of King Christian IX of Denmark and became the queen consort of King George I of Greece in 1867. Olga played a significant role in promoting Greek culture and education during her time as queen. Throughout her life, Queen Olga was known for her charitable work and support of various social causes. She was particularly involved in initiatives to improve healthcare and education for women and children in Greece. Olga passed away on June 18, 1926, leaving a lasting legacy in the country.