Detachable wearing member and wearable electronic device including same

A wearing member of a wearable electronic device having a housing, the wearing member comprising:

• a holder body detachably coupled to the housing of the wearable electronic device, the holder body defining a guide recess;
• a holder member including a fixing portion and secured to the holder body to make at least a first portion of the holder member protrude from a surface of the holder body at a first side of the holder body, the first portion of the holder member is configured to be in contact with a side surface of the housing of the wearable electronic device while the holder member being compressed or creating static frictional force to fix the holder body to the housing;
• and
• a rotation member that is pivotably coupled to the holder body, the rotation member including a first portion that includes a guide protrusion that engages the guide recess and a second portion that is couplable to a wearable strap,
• wherein the guide protrusion is configured to move in the guide recess along an arc trajectory, and
• wherein the rotation member is disposed to surround at least a portion of a support rod of the wearable electronic device.