Groin buttock pain may be caused by trauma, localized infection, inguinal hernia, urinary system diseases and other reasons. 1. Trauma: recent strenuous activities or strenuous leg lifting and other reasons, or direct violence trauma, can lead to strains on the soft tissues of the groin muscles, which leads to the groin area, buttock pain symptoms, which can be accompanied by local activity disorders. 2. Local infections: when inguinal lymphadenitis occurs or by the lower limb infection, buttock perineum infection and other reasons, can lead to pain symptoms in the groin area and buttocks. 3. Inguinal hernia: for example, incarcerated inguinal hernia, leading to the appearance of a mass in the inguinal area. At the same time, the symptoms of different degrees of swelling, hidden pain, colic. 4. Urinary system diseases: such as urinary system inflammation and urinary stones, can lead to frequent urination, urinary urgency, urinary pain, blood in the urine and other symptoms. At the same time, it can lead to tugging pain in the groin area or perineum. When pain in the groin buttocks, it is recommended to go to the hospital for examination to exclude other causes, so as to facilitate targeted treatment.