Princess Dagmar, also known as Dagmar of Denmark, was born on January 26, 1847. She was the daughter of King Christian IX of Denmark and Queen Louise. Dagmar became the Empress of Russia after her marriage to Tsar Alexander III in 1866, adopting the name Maria Feodorovna. As Empress, she was known for her charitable work and dedication to social causes. Dagmar played a significant role in the Russian court and was admired for her grace and compassion. She remained a prominent figure in Russian society until her death on October 13, 1928.