Abstract: An improved structure of a clothes hanger clasp includes a U-shaped main body that is composed of a lower clasp plate and an upper clasp plate that connects each other on one end. A stop post is disposed on the other end of the lower clasp plate. A curved area that projects outwardly and curls inwardly is arranged on the other end of the upper clasp plate. A plurality of enhanced bar are disposed on the lower clasp plate and the upper clasp plate respectively. The feature of the device is in check-pattern grooves and at least one hole for preventing slipping arranged on the curved area. When being used, if users want to remove the clothes hanger clasp, they just need to put finger on the curved area for applying force, combined with the structure of the hole for preventing slipping and the check-pattern grooves, they can easily take off the clasps.