Roseanne Barr is a minor character in Tiny Toon Adventures. She appears in the episode, Hollywood Plucky and the movie, Tiny Toon Adventures: How I Spent My Vacation. She is voiced by Tress MacNeille.
In her first appearance, Roseanne is shown to be a bit overweight, and her outfit usually consists of a red jacket, a red shirt (sometimes a white shirt), and blue pants. She is seen having dinner at Falvio's restaurant when Plucky Duck landed in her sub sandwich. She later complains that the food is terrible and too small-portioned.
In her second appearance, she is seen singing the Star-Spangled Banner when she falls off the balcony and lands in the lobby, as a response to Fifi saying "It isn't over till ze fat lady sings!". She later appears in the movie theater when Fowlmouth and Shirley are going to see the movie, Skunknophobia.
- This version of Roseanne Barr is a parody of the Actress/Comedian of the same name.
- Although her character does not appear in person in the episode, Europe in 30 Minutes, her picture can be seen in a newspaper read by King Charles and Princess Diana, in which she reportedly ate the entire country of Turkey.
- Although her character does not appear in the episode, Acme Cable TV, her show is parodied in the sketch, Grossanne, with Babs parodying her character, Roseanne Connor, and Buster parodying her husband's character, Dan Connor.