<page_title> 2009 World Championships in Athletics – Women's 800 metres </page_title> <section_title> Records </section_title> <table> <cell> Caster Semenya (RSA) </cell> <cell> 1:55.45 </cell> </table>
Semenya lead the women's 800 metres with a time of one minute and 55.45 seconds.