<page_title> List of rulers of Brandenburg </page_title> <section_title> Table of rulers </section_title> <table> <cell> Frederick William I the Great Elector Friedrich Wilhelm <col_header> Ruler </col_header> </cell> <cell> Electorate of Brandenburg <col_header> Ruling part </col_header> </cell> <cell> Also Duke of Prussia. <col_header> Notes </col_header> </cell> </table>
Frederick William I ( Friedrich Wilhelm I) was the King in Prussia and Elector of Brandenburg.