FIG. 1 is a front elevation view of my invention in a semi-closed state, with the golf ball marker removed for clarity, showing my new design;

FIG. 2 is a top view of my invention attached to a golfer's shoe lace;

FIG. 3 is a top view of my invention in a closed position;

FIG. 4 is a left side view of FIG. 3;

FIG. 5 is a front view of FIG. 3;

FIG. 6 is a right side isometric view of my golf ball marker apparatus in a closed position;

FIG. 7 is front elevation view of my golf ball marker apparatus in an open position showing my new design;

FIG. 8 is a right side isometric view of my golf ball marker apparatus in an alternative closed position; and,

FIG. 9 is a right side isometric view of my golf ball marker apparatus attached to a golfer's shoe lace.

The dash lines showing a golfer's shoe and laces is only for showing the surrounding environment and is not a part of the claimed design.