Masters W70 400 metres world record progression
# Masters W70 400 metres world record progression

This is the progression of world record improvements of the 400 metres W70 division of Masters athletics.

## Key

Incomplete information  Pending

| Hand | Auto | Athlete | Nationality | Birthdate | Location | Date |
| - | - | - | - | - | - | - |
| | 1:11.78 | Barbara Blurton | Australia | 19 March 1950 | Cannington | 10 December 2020 |
| | 1:12.51 | Barbara Blurton | Australia | 19 March 1950 | Cannington | 12 November 2020 |
| | 1:12.76 | Barbara Blurton | Australia | 19 March 1950 | Cannington | 8 October 2020 |
| | 1:13.97 | Aletta Ungerer | South Africa | 15 November 1945 | Perth | 5 November 2016 |
| | 1:15.81 | Riet Jonkers-Slegers | Netherlands | 4 October 1943 | Porto Alegre | 26 October 2013 |
| | 1:16.63 | Anne Stobaus | Australia | 6 July 1941 | Sacramento | 6 July 2011 |
| | 1:16.81 | Leontine Vitola | Latvia | 24 December 1937 | Ljubljana | 24 July 2008 |
| 1:17.5 | | Winifred Audrey Reid | South Africa | 1915 | Germiston | 15 June 1985 |
| | 1:24.23 | Polly Clarke | United States | 17 July 1910 | San Juan | 23 September 1983 |
