- Ryoko Eda
- 3/22/53 hour(s):minute(s):second(s)
- Japan (Tokyo)
The fastest marathon carrying a 20-lb pack by a female is 3 hr 22 min 53 sec and was achieved by Ryoko Eda (Japan) at the Tokyo Marathon 2015, in Tokyo, Japan, on 22 February 2015.
Ryoko Eda is a marathon runner with a personal best time of 2 hr 24 min 54 sec, which she achieved at Nagoya Women's Marathon in 2005.