Paul I of Russia
Paul I (; "Pavel Petrovich") ( – ) reigned as Emperor of Russia between 1796 and 1801. Officially, he was the only son of Peter III and Catherine the Great, though Catherine hinted that he was fathered by her lover Sergei Saltykov, who also had Romanov blood, being a descendant of the first Romanov tsar's sister, Tatiana Feodorovna Romanova.
Lev Mikhailovich Yashvil
Yashvil was born to an émigré Georgian noble family of Iashvili. He had an older brother Vladimir, who would also rise to the rank of a General and become personally involved in the assassination of Emperor Paul I of Russia.