Abstract: A golf putting practice device permitting inspection of linear perpendicular movement gravitational center of a putting club, composed of a connecting seat, a perpendicular standard strip and a pad member, wherein the pad member is rectangular, formed with a standard line and a circle positioned at a middle portion of the standard line, whereby during the movements of aiming, moving back, moving forward, hitting and moving following the ball, the player is able to inspect whether the standard strip is overlapped on the standard line and correct the linear perpendicular putting movement to place the gravitational center of the putting club on the line connecting the golf ball and the ball hole so as to achieve a correct putting track and attitude.