FIG. 1 is a perspective view of a motorcycle hitch golf club rack showing my new ornamental design and also showing the supported golf club bag in phantom;

FIG. 2 is an enlarged left side elevation view;

FIG. 3 is an enlarged rear elevation view;

FIG. 4 is an enlarged front elevation view;

FIG. 5 is an enlarged top plan view; and,

FIG. 6 is an enlarged bottom plan view thereof.

The broken line showing of environment is for illustrative purposes only and forms no part of the claimed design.