Servo

Servo may refer to:
 * Servomechanism, or servo, a device used to provide control of a desired operation through the use of feedback
 * Servo drive, a special electric amplifier used to power electric servo motors
 * Tom Servo, a fictional character from the television series Mystery Science Theater 3000
 * SERVO Magazine, a monthly robotics publication.

Servo may also be:
 * A multipurpose tool used by Gary Seven in the Star Trek episode Assignment: Earth
 * Servotronic, speed-dependent power steering
 * Australian slang term for a petrol station
 * A character in the television series Superhuman Samurai Syber-Squad
 * A non-playable character from computer game The Sims: Livin' Large
 * A playable character from the expansion pack The Sims 2: Open for Business
 * A song by The Brian Jonestown Massacre from the album Give It Back!