A very rare case of multifocal eosinophilic granuloma without extraskeletal involvement in 35 year-old ma was experienced. The patient was admitted for the painful swelling of the right clavicular region and was treati with curettage and autograft of iliac bone. Five months later newly developed the pain in the trochanteric lesion left femur without fever, and also was confirmed as the same lesion. Both lesions were treated with curettage and iliac bone graft, and were followed by radiotheraphy. According to the pathological study, those lesions were confirmed as the multifocal eosinophilic granuloma.