This is the progression of world record improvements of the 1500 metres M45 division of Masters athletics.
Key
HandAutoAthleteNationalityBirthdateLocationDate3:48.53 Jesus Borrego Llamas 16.07.1961 Monterrey20.06.20083:52.43 Jesus Borrego Llamas 16.07.1961 Herrera12.07.2008 3:56.39 John Hinton 01.05.1962 Durham06.05.20073:58.3 Peter Molloy 08.01.1949 Watford09.08.19953:59.24 Ken Sparks 25.01.1945 New York City29.07.19903:59.90 James McNamara 17.04.1939 Dublin27.05.19844:03.2 Piet Majoor 30.01.1932 Amsterdam08.06.1977
References
Masters Athletics 1500 m list