FIG. 1 is a perspective view of a basketball backboard cover showing the new design, the basketball hoop shown in broken lines is for illustrative purposes only and forms no part of the claimed design.

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof, with the rear, left, bottom in an alternate position;

FIG. 4 is a front elevational view thereof, with the rear, left, bottom in an alternate position;

FIG. 5 is a rear elevational view thereof, with the rear, left, bottom in an alternate position; and,

FIG. 6 is a side elevational view thereof.