Abstract: A curtain hanging device that works as usual when the curtain is used without problems and that can prevent an accident from happening when the curtain is accidentally tangled around the neck of a person is disclosed. Curtain Hanging Device 1 of the invention comprises Coupler 2 for suspending Curtain A from a curtain rail, wherein Coupler 2 has a catch for hanging from the rail, or Coupler 2 itself forms the catch, and wherein the catch deforms to release Curtain A from the rail when an extra load is applied to Curtain A.