Abstract: A adjustable hinge adjustment tool for adjusting variable sized hinges. The adjustable hinge adjustment tool includes a handle portion and a wrench head portion. The handle portion is an elongate member having a distal end and a proximal end. The proximal end is fixedly coupled to the head portion. The head portion comprises a first portion and a second portion. The first portion is fixedly coupled to the proximal end of the handle portion. A notch is in the first portion of the head portion. The second portion of the wrench comprises a base, a fixed jaw and a movable jaw. The base is fixedly coupled to the first portion of the head portion. The fixed jaw is fixedly coupled to the base. A guide slot in the base defines a track for the movable jaw. The guide slot extends into the notch. The movable jaw has a bottom member adapted to be inserted into the guide slot. The bottom member has V-shaped recesses therein. A drive worm screw is rotatably mounted in the notch.