Mucoepidermoid carcinomas originating from the mandible are rare and called as central mucoepidermoid carcinomas. These tumors make up approximately 2-3 % of all salivary gland tumors, have a predilection for women and the majority occurs in 4th and 5th decades of life. The origin of the tumor was speculated to be presence of ectopic salivary gland tissue. Clinical presentations are slow growing swelling, pain, tooth mobility and trismus. Surgery is the manstay of treatment for this tumor and en block resection of the tumor should be done. Postoperative radiotherapy is recommended for better prognosis. A case of this uncommon malignant tumor of a 74 year-old female patient is presented.