Jane Krakowski (; born Jane Krajkowski; October 11, 1968) is an American actress and singer. She is perhaps best known for her role as Jenna Maroney on the NBC sitcom 30 Rock, for which she received four Primetime Emmy Award nominations for Outstanding Supporting Actress in a Comedy Series. She also received acclaim for her performance as Elaine Vassal on Ally McBeal, for which she was nominated for a Golden Globe Award.