Masters M40 1500 metres world record progression
This is the progression of world record improvements of the 1500 metres M40 division of Masters athletics.
;Key:
Hand | Auto | Athlete | Nationality | Birthdate | Location | Date |
| 3:40.20 i | Bernard Lagat | USA | 12.12.1974 | New York City | 14.02.2015 |
| 3:41.87 | Bernard Lagat | USA | 12.12.1974 | Birmingham | 07.06.2015 |
| 3:42.02 | Anthony Whiteman | GBR | 13.11.1971 | Stretford | 07.07.2012 |
| 3:42.65 | Vyacheslav Shabunin | RUS | 27.09.1969 | Sochi | 27.05.2010 |
| 3:44.06 | Jim Sorensen | USA | 10.05.1967 | Oxy | 03.06.2007 |
| 3:44.89 | Luiz José Gonçalves | BRA | 04.12.1958 | Rio de Janeiro | 04.06.1999 |
3:45.3 i | | Eamonn Coghlan | IRL | 24.11.1952 | New York | 26.02.1993 |
3:46.7 | | David Moorcroft | GBR | 10.04.1953 | Belfast | 19.06.1993 |
| 3:49.47 | Wilson Waigwa | KEN | 15.02.1949 | Eugene | 05.08.1989 |
3:52.0 | | Michel Bernard | FRA | 31.12.1931 | | 20.06.1972 |