<page_title> 2009 World Championships in Athletics – Men's 100 metres </page_title> <section_title> Records </section_title> <table> <cell> Tyson Gay (USA) </cell> <cell> 9.77 </cell> <cell> 10 July 2009 </cell> </table>
Gay had a season's best time of 9.77 seconds (an American record).