<page_title> Athletics at the 1992 Summer Olympics – Women's 400 metres hurdles </page_title> <section_title> Records </section_title> <table> <cell> World Record </cell> <cell> 52.94 <row_header> World Record </row_header> </cell> <cell> Soviet Union Marina Stepanova <row_header> World Record </row_header> </cell> <cell> September 17, 1986 <row_header> World Record </row_header> </cell> </table>
Marina Stepanova set a world record of 52.94 in 1986.