- Who
- Becky Lafford
- What
- 3:59:57 hour(s):minute(s):second(s)
- Where
- United Kingdom (London)
- When
The fastest marathon wearing wellington boots (female) is 3 hr 59 min 57 sec, and was achieved by Becky Lafford (UK), at the TCS London Marathon, in London, UK, on 23 April 2023.
Becky is the first holder of this title.