Grand_Duke_Michael_Pavlovich_of_Russia--Czar_of_Russia_Alexander_I

Grand Duke Mikhail Pavlovich of Russia (Russian: Михаи́л Па́влович; 8 February [O.S. 28 January] 1798 – 9 September [O.S. 28 August] 1849) was a Russian grand duke, the tenth child and fourth son of Paul I of Russia and his second wife, Sophie Dorothea of Württemberg, who took the name Maria Feodorovna. He was the younger brother of two Tsars, Alexander I and Nicholas I, and the disputed Tsar Konstantin I.