This is the progression of world record improvements of the 400 metres M85 division of Masters athletics.
Key
HandAutoAthleteNationalityBirthdateLocationDate1:19.04 Earl Fee 22.03.1929 Raleigh 07.06.2014 1:20.46 Yoshiyuki Shimizu 14.07.1928Porto Alegre 26.10.2013 1:20.47Lucas Nel20.07.1923Sydney11.10.20091:24.18Roderick Parker09.11.1918Decatur06.08.20041:27.11Herbert Liedtke29.04.1916Eskilstuna19.08.20011:28.3 Giichi Suda16.09.1912Machida19981:31.54Longino Perez20.02.1902Melbourne05.12.1987
References
Masters Athletics 400 m list