- Who
- Nickolaj Kennett
- What
- 3:28:38 hour(s):minute(s):second(s)
- Where
- United Kingdom (London)
- When
The fastest marathon dressed as a postal worker (male) is 3 hr 28 min 38 sec, and was achieved by Nickolaj Kennett (UK), at the TCS London Marathon, in London, UK, on 23 April 2023.
This was one of over 40 records achieved during the 2023 event.