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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/?a=hurdles&amp;d=400-metres-hurdles" date="2026-06-01T08:38:32.820334+02:00"><records art="hurdles" discipline="400-metres-hurdles" place="outdoor" gender="men"><record type="World Records" mark="45.94" competitor="Karsten WARHOLM" dob="1996-02-28" country="NOR" venue="National Stadium, Tokyo (JPN)" date="2021-08-03"/><record type="World Championships in Athletics Records" mark="46.29" competitor="Alison DOS SANTOS" dob="2000-06-03" country="BRA" venue="Hayward Field, Eugene, OR (USA)" date="2022-07-19"/><record type="World Leading 2026" mark="46.72" competitor="Alison DOS SANTOS" dob="2000-06-03" country="BRA" venue="Egret Stadium, Xiamen (CHN)" date="2026-05-23"/><record type="Olympic Games Records" mark="45.94" competitor="Karsten WARHOLM" dob="1996-02-28" country="NOR" venue="National Stadium, Tokyo (JPN)" date="2021-08-03"/><record type="Area Records - Africa" mark="47.10" competitor="Samuel MATETE" dob="1968-07-27" country="ZAM" venue="Letzigrund, Zürich (SUI)" date="1991-08-07"/><record type="Area Records - Asia" mark="46.98" competitor="Abderrahman SAMBA" dob="1995-09-05" country="QAT" venue="Stade Charléty, Paris (FRA)" date="2018-06-30"/><record type="Area Records - Europe" mark="45.94" competitor="Karsten WARHOLM" dob="1996-02-28" country="NOR" venue="National Stadium, Tokyo (JPN)" date="2021-08-03"/><record type="Area Records - NACAC" mark="46.17" competitor="Rai BENJAMIN" dob="1997-07-27" country="USA" venue="National Stadium, Tokyo (JPN)" date="2021-08-03"/><record type="Area Records - Oceania" mark="48.28" competitor="Rohan ROBINSON" dob="1971-11-15" country="AUS" venue="Olympic Stadium, Atlanta, GA (USA)" date="1996-07-31"/><record type="Area Records - South America" mark="46.29" competitor="Alison DOS SANTOS" dob="2000-06-03" country="BRA" venue="Hayward Field, Eugene, OR (USA)" date="2022-07-19"/><record type="World U20 Records" mark="47.34" competitor="Roshawn CLARKE" dob="2004-07-01" country="JAM" venue="Nemzeti Atlétikai Központ, Budapest (HUN)" date="2023-08-21"/><record type="World U20 Championships Records" mark="48.51" competitor="Kerron CLEMENT" dob="1985-10-31" country="USA" venue="Stadio Zecchini, Grosseto (ITA)" date="2004-07-16"/><record type="World U20 Leading 2026" mark="48.64" competitor="Matodzi NDO" dob="2007-03-19" country="RSA" venue="Germiston Stadium, Johannesburg (RSA)" date="2026-03-28"/></records><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="52.82" competitor="Emma ZAPLETALOVÁ" dob="2000-03-24" country="SVK" venue="Complexe Sportif Prince Moulay Abdellah, Rabat (MAR)" date="2026-05-31"/><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>
