Introduction: Müllerian adenosarcoma is a rare tumor of the cervix. typical adenosarcoma presents as a large polypoid mass occupying the endometrial cavity. It occurs mainly in postmenopausal women. It is a very rare occurrence in adolescent girls and young adults. to date, this neoplasm has been reported in only 10 young adult and adolescent girls. the tumor tends to recur locally rather than to disseminate to distant areas. case report: A 23-year-old female, single, sexually not active and nulliparous presented to a private hospital for complaints of prolonged menstruation of six months duration. speculum examination revealed cauliflower like growth arising from the cervix. Polypectomy and hysteroscopic diagnostic dilatation and curettage was done. Histopathology of the specimens showed cervical polyp with features of welldifferentiated Müllerian adenosarcoma of low grade with endometrium in secretory phase. A total abdominal hysterectomy, bilateral salpingooophorectomy, omentectomy, pelvic and