- من
- Alex Grady
- ماذا
- 2:38:52 hour(s), minute(s), second(s)
- أين
- المملكة المتحدة (London)
- متى
The fastest marathon dressed as a boxer is 2 hr 38 min 52 sec, and was achieved by Alex Grady (USA), at the TCS London Marathon, in London, UK, on 23 April 2023.
Alex lives in Georgia USA but flew to London to take part in the marathon.