This is the progression of world record improvements of the 300 metres hurdles M70 division of Masters athletics.
| Hand | Auto | Athlete | Nationality | Birthdate | Location | Date |
|---|---|---|---|---|---|---|
| 45.24 | Guido Müller | 22.12.1938 | 10.07.2009 | |||
| 49.07 | 22.03.1929 | Orlando | 28.08.1999 | |||
| 50.07 | Tor Trondset | 16.11.1935 | Riccione | 04.09.2007 | ||
| 50.22 | James Stookey | 20.01.1930 | 17.08.2000 | |||
| 50.4 | Albertus Van Zyl | 13.08.1922 | 17.04.1993 | |||
| 52.44 | Daniel Bulkley | 04.05.1917 | Eugene | 03.08.1989 | ||
| 53.98[1] | Gilberto Gonzalez | 19.07.1986 | ||||
Masters Athletics 300 m hurdles list