<page_title> List of Russian monarchs </page_title> <section_title> Grand Princes of Moscow </section_title> <table> <cell> Ivan IV Ivan Vasilyevich (Ivan the Terrible) Иван Васильевич (Иван Грозный) <col_header> Name </col_header> </cell> <cell> 13 December 1533 <col_header> Reign start </col_header> </cell> <cell> 26 January 1547 <col_header> Reign end </col_header> </cell> </table>
Ivan IV Vasilyevich, commonly known as Ivan the Terrible, was the Grand Prince of Moscow from 1533 to 1547.