Mary Gross (born March 25, 1953) is an American comedian and actress, perhaps best known for her four-year stint on Saturday Night Live from 1981 to 1985. Her credits also include minor roles on Animaniacs, Boston Legal and Sabrina, the Teenage Witch. Gross's trademark is her soft, treacly voice.
Gross was born in Chicago, Illinois, the daughter of Virginia Ruth, a telephone operator, and William Oscar Gross, a tool designer. She is sister of Michael Gross, who was the star of the 1980s sitcom Family Ties.
She is an alumna of the Second City comedy troupe.
Gross joined SNL in 1981, during the show's 7th season. Following the show's disastrous sixth season, when the show was almost canceled. Gross became co-anchor of SNL's Weekend Update segment during her first season.
Gross left in 1985 along with the rest of the cast, following executive producer Dick Ebersol's departure from the show.
In late 2008, she assumed the short-term role of Aunt Raylene on the ABC daytime soap General Hospital.