Benign cystic lesions, have to be differentiated, are common in the calcaneus, Among the lesions the intraosseous lipoma is extremely rare tumor in bone. In 1996, Unni reported 7 in 11,087 cases of bone tumors at Mayo Clinic. In Korea, Ahn reported the first intraosseous lipoma in the distal fibula. We experienced two cases of intraosseous lipoma of calcaneus, and report the clinical, radiological and pathological findings with a review of the literatures.