Nancy Walker (May 10, 1922 – March 25, 1992) was an American actress and comedienne of stage, screen, and television. She was also a film and television director (most notably of The Mary Tyler Moore Show, on which she also made several guest appearances). During her five-decade long career, she may be best remembered for her long-running roles as Mildred on McMillan & Wife and Ida Morgenstern, who first appeared on several episodes of The Mary Tyler Moore Show and later became a prominent recurring character on the spinoff series Rhoda.