There are few case reports of glenoid labral cysts related to the labral tear in the shoulder. Glenoid labral cyst is often overlooked in the diagnosis of shoulder pain. We are reporting a case of a glenoid labral cyst accompanying with anterior labral tear in the right shoulder of a 42 years old woman with the history of trauma. The cyst and anterior labral tear was successfully treated with arthroscopic excision and repair.