Nora Maureen Walker (née Holden) is a fictional character on the ABC television series Brothers & Sisters. She is portrayed by veteran actress Sally Field. Nora is the main character of the series. Field was one of the two characters to appear in all the episodes of the series. She was listed in the Top 10 TV Moms by Film.com. Field won the Primetime Emmy Award for Outstanding Lead Actress - Drama Series for her portrayal, as well as a Screen Actors Guild Award for Outstanding Performance by a Female Actor in a Drama Series, nominated for two other Emmys, and nominated for three Golden Globes.