
- Who
- Mountain Gorilla Conservation Fund
- Where
- United States (Denver, Colorado)
- When
The largest gathering of people dressed as gorillas involved 1,061 participants, in an event organised by Mountain Gorilla Conservation Fund (USA) in Denver, Colorado, USA, on 31 October 2009. The record attempt was named "The Denver Gorilla Run" and was made in conjunction with rising money for Mountain Gorilla Conservation Fund.