The Nifty Nineties is an animated short film produced in Technicolor by Walt Disney Productions and released to theaters on June 20, 1941, by RKO Radio Pictures. The animated short was directed by Riley Thomson and animated by Ward Kimball, Walt Kelly, Fred Moore, Claude Smith, David Swift, and Les Clark with effects animation by Art Fitzpatrick. It was the 113th short in the Mickey Mouse film series to be released, and the fourth in that year. The film stars Mickey and Minnie Mouse and romanticizes the decade of the 1890s.

The film features original and adapted music by Charles Wolcott. The voice cast includes Walt Disney as Mickey and Thelma Boardman as Minnie. Animators Ward Kimball and Fred Moore have cameos where they each voice a caricatured version of themselves.