The present invention provides a stabilizer and a stabilizer auto-rotating control method, wherein the stabilizer comprises: a hand-held component; a first motor, a second motor and a third motor provided on top of the hand-held component and separated from each other by preset angles in space; a bracket connected with the first motor and configured to fix a target object; a stator of the third motor being connected to the hand-held component; a rotor of the third motor being connected to a stator of the second motor; a rotor of the second motor being connected to a stator of the first motor; a rotor of the first motor being connected to the bracket.