- Who
- David Smith
- What
- 4:00:11 hour(s):minute(s):second(s)
- Where
- United Kingdom (London)
- When
The fastest marathon in motorcycle leathers is 4 hr 0 min 11 sec and was achieved by David Smith (UK) at the Virgin Money London Marathon, in London, UK, on 22 April 2018.
This was the eleventh year that Guinness World Records has partnered with the London Marathon.