Largest gathering of people dressed as Batman
- Who
- Nexen Energy
- What
- 542 people
- Where
- Canada (Calgary ,)
- When
- 18 September 2014
The largest gathering of people dressed as Batman is 542 and was achieved by Nexen Energy, a wholly owned subsidiary of CNOOC Limited (Canada), in Calgary, Alberta, Canada, on 18 September 2014.
The attempt was a kickoff to Nexen's 2014 United Way Campaign 'From Suits to Superheroes'.