Grand Duchess Maria Vladimirovna of Russia has been a claimant to the headship of the House of Romanov, the Imperial Family of Russia since 1992. She is a great-great-granddaughter in the male line of Emperor Alexander II of Russia. Wikipedia
Born: 1953 (age 70 years), Madrid, Spain
Children: Grand Duke George Mikhailovich of Russia
Spouse: Franz Wilhelm Prinz von Preussen (m. 1976–1985)