Mary Healy, American actress and singer (b. 1918)
Mary Sarah Healy (April 14, 1918 – February 3, 2015) was an American actress, singer, and variety entertainer.

She performed often with her husband, Peter Lind Hayes, for over 50 years, in a succession of films, television and radio shows and on the stage. She appeared in four Broadway shows between 1942–1958, and her film appearances include Second Fiddle, Star Dust and Theodore Geisel's musical fantasy The 5,000 Fingers of Dr. T. In 2006 she was inducted into the Nevada Entertainment/Artist Hall of Fame at the University of Nevada, Las Vegas.