Ann Morgan Guilbert (October 16, 1928 – June 14, 2016), sometimes credited as Ann Guilbert, was an American television and film actress and comedian who portrayed a number of roles from the 1950s on, most notably as Millie Helper in 61 episodes of the early 1960s sitcom The Dick Van Dyke Show,[1] and later Yetta Rosenberg, Fran Fine's doddering grandmother, in 56 episodes of the 1990s sitcom The Nanny.

[4] She attended Solomon Juneau High School and after moving to San Francisco studied theater arts at Stanford University.

[5] She began her career as a featured performer and singer in the Billy Barnes Revues of the 1950s and 1960s.

After The Dick Van Dyke Show, she made guest appearances in many other television shows, including Adam-12 (the premiere episode); as well as The Andy Griffith Show; Love, American Style; That Girl; I Dream of Jeannie; Dragnet; The Love Boat; Picket Fences; Seinfeld; Curb Your Enthusiasm; Law & Order: Special Victims Unit, and Life in Pieces.

They had two children together, actress Hallie Todd and acting coach Nora Eckstein.