Julianna Luisa Margulies is an American actress and producer.
After several small television roles, Margulies achieved both critical and commercial success in her role as Nurse Carol Hathaway on NBC's long-running medical drama ER, for which she won an Emmy Award. After her departure from ER in 2000, Margulies appeared in the 2001 miniseries The Mists of Avalon and voiced the role of Neera in Disney's CGI film Dinosaur. In 2009 she took the lead role of Alicia Florrick in the American legal drama The Good Wife on CBS, for which she has won a Golden Globe, a Television Critics Association Award and the 2011 Primetime Emmy Award for Outstanding Lead Actress in a Drama Series.
She is tied with Alec Baldwin at winning the most Screen Actor Guild Awards, having won a total of eight.