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<?xml-stylesheet type="text/xsl" href="https://iaaf.gekko.de/iaaf_html.xsl"?><iaaf xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://iaaf.gekko.de/iaaf.xsd" generator="https://iaaf.gekko.de/women/outdoor/hurdles/400-metres-hurdles" date="2026-05-25T11:15:30.528216+02:00"><records art="hurdles" discipline="400-metres-hurdles" place="outdoor" gender="women"><record type="World Records" mark="50.37" competitor="Sydney MCLAUGHLIN-LEVRONE" dob="1999-08-07" country="USA" venue="Stade de France, Paris (FRA)" date="2024-08-08"/><record type="World Championships in Athletics Records" mark="50.68" competitor="Sydney MCLAUGHLIN" dob="1999-08-07" country="USA" venue="Hayward Field, Eugene, OR (USA)" date="2022-07-22"/><record type="World Leading 2026" mark="54.02" competitor="Akala GARRETT" dob="2005-05-10" country="USA" venue="Hutsell-Rosen Track, Auburn, AL (USA)" date="2026-05-16"/><record type="Olympic Games Records" mark="50.37" competitor="Sydney MCLAUGHLIN-LEVRONE" dob="1999-08-07" country="USA" venue="Stade de France, Paris (FRA)" date="2024-08-08"/><record type="Area Records - Africa" mark="52.90" competitor="Nezha BIDOUANE" dob="1969-09-18" country="MAR" venue="La Cartuja, Sevilla (ESP)" date="1999-08-25"/><record type="Area Records - Asia" mark="53.09" competitor="Kemi ADEKOYA" dob="1993-01-16" country="BRN" venue="Nemzeti Atlétikai Központ, Budapest (HUN)" date="2023-08-24"/><record type="Area Records - Europe" mark="50.95" competitor="Femke BOL" dob="2000-02-23" country="NED" venue="Stade de La Charrière, La Chaux-de-Fonds (SUI)" date="2024-07-14"/><record type="Area Records - NACAC" mark="50.37" competitor="Sydney MCLAUGHLIN-LEVRONE" dob="1999-08-07" country="USA" venue="Stade de France, Paris (FRA)" date="2024-08-08"/><record type="Area Records - Oceania" mark="53.17" competitor="Debbie FLINTOFF-KING" dob="1960-04-20" country="AUS" venue="Olympic Stadium, Seoul (KOR)" date="1988-09-28"/><record type="Area Records - South America" mark="52.66" competitor="Gianna WOODRUFF" dob="1993-11-18" country="PAN" venue="National Stadium, Tokyo (JPN)" date="2025-09-17"/><record type="World U20 Records" mark="53.60" competitor="Sydney MCLAUGHLIN" dob="1999-08-07" country="USA" venue="Fayetteville, AR (USA)" date="2018-04-27"/><record type="World U20 Championships Records" mark="54.70" competitor="Lashinda DEMUS" dob="1983-03-10" country="USA" venue="National Stadium, Kingston (JAM)" date="2002-07-19"/><record type="World U20 Leading 2026" mark="56.05" competitor="Tumi RAMOKGOPA" dob="2007-08-27" country="RSA" venue="Germiston Stadium, Johannesburg (RSA)" date="2026-03-28"/><record type="World U18 Best Performances" mark="54.15" competitor="Sydney MCLAUGHLIN" dob="1999-08-07" country="USA" venue="Hayward Field, Eugene, OR (USA)" date="2016-07-10"/><record type="World U18 Championships Records" mark="55.94" competitor="Sydney MCLAUGHLIN" dob="1999-08-07" country="USA" venue="Pascual Guerrero Stadium, Cali (COL)" date="2015-07-18"/><record type="Youth Olympic Games Records" mark="57.91" competitor="Gezelle MAGERMAN" dob="1997-04-21" country="RSA" venue="Olympic Stadium, Nanjing (CHN)" date="2014-08-25"/></records></iaaf>
