Primary leiomyosarcoma of the broad ligament is a very rare, rapidly progressive and highly malignant gynecological tumor and only 16 cases have been reported in the literature. Here, presentation of leiomyosarcoma of the left broad ligament in a 26-years-old woman is reported. Clinical presentation and histological diagnosis is discussed. The patient has been treated surgically and remains disease-free following three years follow up. A review of literature is also performed to discuss the diagnosis and management of leiomyosarcoma of broad ligament.