Abstract: A new Guitar Tuner Holder for holding an electronic guitar tuner on a microphone stand. The inventive device includes a tuner bracket adapted to securely hold an electronic guitar tuner and a clamping means attached to the tuner bracket for clamping the tuner bracket to a microphone stand. The tuner bracket comprises a shelf portion and a stepped-up portion at one end of the shelf portion for supporting an instrument cable extending from the electronic guitar tuner. A hook and loop fastener is provided for removably and securely holding the electronic guitar tuner on the shelf portion of the tuner bracket. The clamping means includes a pair of opposed C-shaped clamping members and a threaded fastener for compressing and clamping the C-shaped clamping members tightly against the microphone stand. The tuner bracket is positionable at any height along the microphone stand that is comfortable and convenient for the user.