- Sairi Maeda, Junko Maeda
- 5:22:10 hour(s):minute(s):second(s)
- Japan (Osaka)
The fastest marathon by a mother and daughter is 5 hr 22 min 10 sec, achieved by Junko Maeda and her daughter Sairi Maeda (both Japan) at the 2014 Osaka Women’s Marathon, in Osaka, Japan, on 26 January 2014.
The Osaka Women's Marathon is an annual event held on the 4th or 5th Sunday in January.