FIG. 1 is a perspective view of a hook rack showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is side elevational view thereof;

FIG. 5 is a perspective view of a second embodiment of a hook rack;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a side elevational view thereof;

FIG. 9 is a perspective view of a third embodiment of a hook rack;

FIG. 10 is a front elevational view thereof;

FIG. 11 is a top plan view thereof; and,

FIG. 12 is a side elevational view thereof.

The broken-line disclosure of elements in the views is for illustrative purposes only and forms no part of the claimed design.