Ruth Mackay (9 Mei 1878 – 31 Maart 1949) was 'n Engelse aktrise. Sy was bekend vir haar rolle in die rolprente The Woman Who Was Nothing (1917), Innocent (1921), en The Scourge (1922). 1915: Honeymoon for Three 1916: East Is East 1917: The Woman Who Was Nothing 1917: Merely Mrs. Stubbs 1918: Goodbye 1920: Squandered Lives 1921: Innocent 1921: The Place of Honour 1922: The Scourge Ruth Mackay in die Internet-rolprentdatabasis