Mikhail I Fyodorovich Romanov (In Russian Михаи́л Фёдорович Рома́нов) (12 July 1596 – 13 July 1645) was the first Russian Tsar of the House of Romanov. He was the son of Feodor Nikitich Romanov (later known as Patriarch Filaret) and Xenia (later known as "the great nun" Martha). His reign marked the end of the Time of Troubles.