Internal financial control is an important part of internal control in enterprise, and it is also an important part of the structure of enterprise governance. It is an important way of improving competitive power of enterprise to strengthen and consummate the internal financial control of enterprise. So a reasonable method should be used to evaluate the internal financial control of enterprise. On the basis of the evaluation index system of the internal financial control of enterprise, fuzzy comprehensive evaluation method is utilized to evaluate the internal financial control of enterprise synthetically which accords with the characteristic of the internal financial control of enterprise and has maneuverability.