Pain in the buttocks is a common symptom that can be caused by a variety of underlying conditions. The pain may be localized to one area or may radiate across the buttocks. It may be sharp, dull, or burning in nature. It may be worse with movement or when sitting for long periods of time. It may be accompanied by swelling, redness, or tenderness in the affected area. Pain in the buttocks can range from mild to severe and can be triggered by a variety of activities. It can develop suddenly or gradually over time.