Ann Morgan Guilbert, sometimes credited as Ann Guilbert, is an American actress who played the neighbor Millie Helper in 61 episodes of the early 1960's sitcom The Dick Van Dyke Show, and later Yetta Rosenberg, Fran Fine's doddering grandmother, in 56 episodes of the 1990' sitcom The Nanny. She began her career as a featured performer and singer in the Billy Barnes Revues of the 1950's and 1960's.
She played the role of Cameron's grandmother who visits Barb and him (unaware that he is gay) in "ClosetCon '13".