Background: Cancer is a chronic disease and a major health problem. It affects both patients and their familycaregivers multidimensionally. The family caregivers may be affected by not only the disease process but also hospital policies, economic difficulties, accessibility and communication of health care service and can be in need of help.This process may affect their quality of life. However, there have not been enough studies on quality of life of family caregivers of patients with cancer in Turkish culture.