<page_title> List of rulers of Provence </page_title> <section_title> Bosonid dynasty </section_title> <table> <cell> William IV <col_header> Name </col_header> </cell> <cell> 1019-1030 <col_header> Reign </col_header> </cell> <cell> 1030 <col_header> Death </col_header> </cell> </table>
William IV (died 1030) was the Count of Provence until his death.