
- Who
- Sergiy Naidych
- What
- 71/30 hour(s):minute(s):second(s)
- Where
- Ukraine (Simerferopol)
- When
The record for the longest windsurfing marathon is 71 hr 30 min and was set by Sergiy Naidych (Ukraine) at Radyschev Lake, Simerferopol, Crimea, Ukraine from 6 to 9 June 2003.