A computer is a programmable machine that can perform arithmetic and logical operations.

Computer may also refer to:

• Computer (Courage the Cowardly Dog), a character in the American animated television series
• Computer (magazine), a magazine published by the Institute of Electrical and Electronics Engineers
• Computer (occupation)
• Analog computer
• OK Computer, a 1997 Radiohead album
• Personal computer (PC)
• The Computer (or Friend Computer), a character in the role-playing game Paranoia
• Enock Mwepu (born 1998), Gambian retired professional footballer. Nicknamed 'The Computer' for his ability to read the game.
• "Computers" (Don't Hug Me I'm Scared), an episode of Don't Hug Me I'm Scared