Start measuring from the hairline till you reach the chin. Then measure from one side of the face to the other. If you have: a broad forehead and cheekbones, as well as a rounded jawline, you have a round face shape. a little wider forehead than the jawline and a rounded chin, you have an oval face shape. a strong jawline, a wide forehead, and prominent cheekbones, you have a square face shape. a broad forehead, high cheekbones, and a pointed chin, you have a heart-shaped face. a small forehead and jawline, with broader cheeks, you have a diamond-shaped face. a greater length than breadth, a high forehead, low cheekbones, and a long and narrow jawline, you have an oblong face shape.