The women's 400 metres hurdles competition of the athletics events at the 2023 Pan American Games was held on November 1 and 3 at the Julio Martínez National Stadium of Santiago, Chile.

Records Prior to this competition, the existing world and Pan American Games records were as follows: World record50.68Eugene, United StatesJuly 22, 2022Pan American Games record53.44Winnipeg, CanadaJuly 28, 1999

Schedule Date Time RoundNovember 1, 2023 18:00 SemifinalNovember 3, 2023 17:35 Final

Results All times shown are in seconds.

KEY:qQQualifiedNRNational recordPBPersonal bestSBSeasonal bestDQDisqualified

Semifinal Qualification: First 3 in each heat (Q) and next 2 fastest (q) qualified for the final. The results were as follows: Rank Heat Name Nationality Time Notes 1 2 Chayenne da Silva 57.85 Q 2 1 Daniela Rojas 58.16 Q 3 1 Ewellyn Santos 58.29 Q 4 1 Gianna Woodruff 58.68 Q 5 2 Zurian Hechavarría 58.99 Q 6 2 Michelle Smith 59.32 Q 7 1 Virginia Villalba 1:00.28 q 8 2 Franshina Martínez 1:00.55 q 9 1 Camille de Oliveira 1:00.72 10 2 María Arnaiz 1:00.78

Final The results were as follows: Rank Lane Name Nationality Time Notes 8 Gianna Woodruff 56.44 4 Ewellyn Santos 57.18 5 Daniela Rojas 57.41 4 3 Michelle Smith 57.53 5 7 Zurian Hechavarría 57.70 6 2 Virginia Villalba 58.99 7 1 Franshina Martínez 1:02.20 6 Chayenne da Silva DNF

References