FIG. 1 is a perspective view of a ceiling fan blade iron showing my new design, shown in an inverted orientation for clarity. FIG. 2 is a top view thereof. FIG. 3 is a bottom view thereof. FIG. 4 is a left side view thereof. FIG. 5 is a right side view thereof. FIG. 6 is a front view thereof; and, FIG. 7 is a rear view thereof.