Dmitri Pavlovich
From Tardis Wiki, the free Doctor Who reference
Grand Duke Dmitri Pavlovich of Russia was a Russian aristocrat during the early 20th century. Along with his co-conspirators Prince Felix Yusupov and Vladimir Purishkevich, he was responsible for the murder of the Russian mystic Grigori Rasputin in December 1916. (PROSE: The Wages of Sin)