Three cases of mediastinal neurogenic tumors originating from the intrathoracic vagal nerve is reported. Two of those is neurilemmomas. One tumor was located in the site to the branching point of the recurrence nerve. The tumor was enucleated. Postoperative hoarseness arose. Another tumor was located in the vagal nerve. The tumor was resected. One of those is neurofibromatosis in the vagus nerve with the axillary tumor. The tumors arose from the vagus nerve was resected. Careful follow-up are required in two patients.