- Who
- Rowan Haffner
- What
- Duathlon total number
- Where
- United States (Westchester)
- When
The most sprint duathlon legs completed in 24 hours is 28, and was achieved by Rowan Haffner (USA) in Westchester, New York, USA, on 13 August 2022.
Rowan has epilepsy and wanted to show others that epilepsy should not stop you from achieving your goals.