National Gorilla Suit Day 1964

Friday, 31 January 1964

National Gorilla Suit Day is a humorous observance on 31 January inspired by the Mad magazine cartoonist Don Martin, encouraging people to wear gorilla suits or celebrate absurd humour and creativity.

Frequently asked questions

When is National Gorilla Suit Day 1964?
National Gorilla Suit Day 1964 is on Friday, 31 January 1964.
What day of the week is National Gorilla Suit Day 1964?
It falls on Friday.
How is National Gorilla Suit Day calculated?
This event is observed every year on 31 January.