Ann Margret. Swedish-American actress, singer and dancer whose professional name is Ann-Margret. She is best known for her roles in Bye Bye Birdie, Viva Las Vegas, The Cincinnati Kid, Carnal Knowledge, and Tommy. She has won five Golden Globe Awards and been nominated for two Academy Awards, two Grammy Awards, a Screen Actors Guild Award, and six Emmy Awards. On August 21, 2010, she won her first Emmy Award for her guest appearance on Law & Order: SVU.