- Who
- The Caroline Foundation
- What
- 1,410 people
- Where
- Ireland (Greystones)
- When
The most people in a decorated hat competition is 1,410, achieved by The Caroline Foundation (Ireland), in Greystones, Ireland, on 11 September 2016.
The hats were decorated with a nautical theme in mind. In the end Ms. Christine Maxwell was the winner and recipient of of a family weekend away.
