A laundry treating apparatus is disclosed. The laundry treating apparatus (100) includes a treating chamber (110) to accommodate laundry; a supply device (120) to supply at least one of heated air and steam to the treating chamber (110); a hanger bar (150) provided in the treating chamber; and a driving part (113) to generate a rotational force, wherein the hanger bar (150) comprises a hanger groove (151) having a hanger (200) hung thereon and the hanger groove (151) is configured of plural steps having different widths (W1, W2), respectively.