Masters W50 400 metres world record progression


This is the progression of world record improvements of the 400 metres W50 division of Masters athletics.
;Key:
HandAutoAthleteNationalityBirthdateLocationDate
57.66Marie Lande Mathieu26.11.1956Riccione04.09.2007
58.51Marge Allison13.09.1944Buffalo22.07.1995
1:01.11Jan Hynes03.04.1944Brisbane03.09.1994
1:01.82Brunhilde Hoffmann17.08.1939Kristiansand29.06.1992
1:02.8Irene Obera07.12.1933St. George22.10.1988
1:03.2Anne McKenzie28.07.1925Greater Point15.10.1975