Science Fiction Carnival is an anthology of humorous science fiction stories edited by American writers Fredric Brown and Mack Reynolds.

It was published by Shasta Publishers in 1953 in an edition of 3,500 copies.

Most of the stories originally appeared in the magazines Super Science Stories, Fantasy and Science Fiction, Astounding, Worlds Beyond, Slant, Imagination, Space Science Fiction, Thrilling Wonder Stories and Blue Book.

P. Schuyler Miller gave the anthology a lukewarm review, saying "The only trouble with [the book] is that someone else got to all the best stories first.

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