An LED reading lamp includes a base, a supporting bracket fixed on the base, a heat sink mounted on the supporting bracket and an LED module mounted on a bottom surface of the heat sink. The supporting bracket has a vertical part vertically fixed on the base and a horizontal part extending horizontally from an upper end of the vertical part. The horizontal part defines an opening therein. The heat sink is placed on a top surface of the supporting bracket and located over the opening. The LED module is received in the opening of the horizontal part.