Venous thromboembolism (VTE), a common complication during the treatment of gynecological malignant tumors, is an important cause of sudden death in patients. Ovarian cancer is a common type of tumors to have VTE, and the prognosis of ovarian cancer complicated with VTE is relatively poor. Therefore, early identification of VTE risk factors in ovarian cancer patients, and timely prevention and treatment are the keys to improve the prognosis of ovarian cancer. This article mainly reviews the high-risk factors, risk assessment models, and prevention and treatment measures of VTE in patients with ovarian cancer.