Masters M55 400 metres hurdles world record progression
# Masters M55 400 metres hurdles world record progression

This is the progression of world record improvements of the 400 metres hurdles M55 division of Masters athletics.

## Key

Incomplete information  Pending

| Hand | Auto | Athlete | Nationality | Birthdate | Location | Date |
| - | - | - | - | - | - | - |
| | 57.73 | Getulio Echeandia | Puerto Rico | 15.05.1964 | Ames | 17.07.2019 |
| | 58.92 | Guido Müller | Germany | 22.12.1938 | Buffalo | 16.07.1995 |
| | 59.85 | Jack Greenwood | United States | 05.02.1926 | San Juan | 27.08.1983 |
| | 1:02.28 | Andre Findelli | France | 18.05.1923 | Viareggio | 10.09.1978 |
| 1:03.6 | | Alfred Guidet | United States | 16.03.1918 | Eagle Rock | 24.06.1973 |
