Maria Feodorovna (Princess Dagmar) (1847–1928) Denmark wearing a fur-trimmed red dress by François Flameng (Hermitage) in 1894. Wife of Alexander III (Alexander Alexandrovich Romanov) (1845-1894) Russia. 4th Child of King Christian IX 1818-1906) Denmark & Princess Louise (1817-1898) Hesse, Germany. Christian was not in the immediate line of succession to the Denmark throne. But, Christian became heir to the throne in the unexpected extinction of the senior line of the House of Oldenburg.