Crazy Joe

Crazy Joe may refer to:


 * the nickname of mobster Joe Gallo
 * Crazy Joe (film), a 1974 film about Joe Gallo, starring Peter Boyle
 * "Crazy" Joe Davola, a fictional character from the TV series Seinfeld
 * Josip Šimunić, sometimes referred to in Croatian as "Ludi Joe" (Crazy Joe)