[f. COUNTENANCE v. + -ER1.] One who countenances, supports or encourages.
1613. Beaum. & Fl., Hon. Mans Fortune, IV. ii. Are you her graces countenancer, lady?
163750. Row, Hist. Kirk (1842), 35. Root out the Masse and all countenancers of it.
1705. Hearne, Collect., 23 Sept. A Countenancer of Fanaticks.
1827. Scott, Surg. Dau., i. To be thought an abettor or countenancer of the Popish ritual.