National Gorilla Suit Day 1965

Sunday, 31 January 1965

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 1965?
National Gorilla Suit Day 1965 is on Sunday, 31 January 1965.
What day of the week is National Gorilla Suit Day 1965?
It falls on Sunday.
How is National Gorilla Suit Day calculated?
This event is observed every year on 31 January.