Most people extreme ironing underwater
- Who
- de Waterman Diving Club
- What
- 173 people
- Where
- Netherlands (Oss,)
- When
- 28 March 2011
The most people extreme ironing underwater is 173 and was achieved by de Waterman Diving Club (Netherlands) in Oss, Netherlands, on 28 March 2011.
Ironing lasted 10 minutes.