A surprise party is a party arranged as a surprise.
Surprise party may also refer to:
The Surprise Party (novel), a novel from the Fear Street series "The Surprise Party" (Smash), episode of television series Smash Surprise Party (film), a 1983 French comedy-drama film See also Surprised Parties, a 1942 Our Gang short comedy film Surprise Party, a publicity stunt campaign for President in 1940 by Gracie Allen