2017
• Screen Actors Guild Awards, Outstanding Performance by an Ensemble in a Drama Series for Downton Abbey

2016
• Emmy (Primetime), Outstanding Supporting Actress in a Drama Series for Downton Abbey
• Screen Actors Guild Awards, Outstanding Performance by an Ensemble in a Drama Series for Downton Abbey
• British Academy of Film & Television Arts, Leading Actress for The Lady in the Van
• Golden Globe, Best Performance By an Actress in a Motion Picture - Musical or Comedy for The Lady in the Van
• Screen Actors Guild Awards, Outstanding Performance by a Female Actor in a Drama Series for Downton Abbey

2015
• Screen Actors Guild Awards, Outstanding Performance by an Ensemble in a Drama Series for Downton Abbey
• Screen Actors Guild Awards, Outstanding Performance by a Female Actor in a Drama Series for Downton Abbey

2014
• Emmy (Primetime), Outstanding Supporting Actress in a Drama Series for Downton Abbey
• Screen Actors Guild Awards, Outstanding Performance by a Female Actor in a Drama Series for Downton Abbey
• Screen Actors Guild Awards, Outstanding Performance by an Ensemble in a Drama Series for Downton Abbey

2013
• Screen Actors Guild Awards, Outstanding Performance by a Female Actor in a Supporting Role for The Best Exotic Marigold Hotel
• Golden Globe, Best Performance By an Actress in a Motion Picture - Musical or Comedy
• Emmy (Primetime), Outstanding Supporting Actress in a Drama Series for Downton Abbey
• Screen Actors Guild Awards, Outstanding Performance by an Ensemble in a Drama Series for Downton Abbey
• Golden Globe, Best Performance by an Actress in a Supporting Role in a Series, Limited Series or Motion Picture Made for Television for Downton Abbey
• Screen Actors Guild Awards, Outstanding Performance by a Female Actor in a Drama Series for Downton Abbey
• Screen Actors Guild Awards, Outstanding Performance by a Cast in a Motion Picture for The Best Exotic Marigold Hotel

2012
• Emmy (Primetime), Outstanding Supporting Actress in a Drama Series for Downton Abbey
• Screen Actors Guild Awards, Outstanding Performance by a Female Actor in a Television Movie or Miniseries for Downton Abbey
• Golden Globe, Best Performance by an Actress in a Supporting Role in a Series, Limited Series or Motion Picture Made for Television for Downton Abbey
• British Academy of Film & Television Arts, Supporting Actress for Downton Abbey

2011
• Emmy (Primetime), Outstanding Supporting Actress in a Miniseries or a Movie for Downton Abbey

2010
• Emmy (Primetime), Outstanding Lead Actress in a Miniseries or Movie for Capturing Mary

2004
• Golden Globe, Best Performance by an Actress in a Miniseries or Motion Picture Made for Television for My House in Umbria

2003
• Emmy (Primetime), Outstanding Lead Actress in a Miniseries or Movie for My House in Umbria

2002
• Academy Award, Actress in a Supporting Role for Gosford Park
• Golden Globe, Best Performance By an Actress in a Supporting Role in a Motion Picture for Gosford Park
• British Academy of Film & Television Arts, Actress in a Supporting Role for Gosford Park
• Screen Actors Guild Awards, Outstanding Performance by a Cast in a Motion Picture for Gosford Park

2000
• Emmy (Primetime), Outstanding Supporting Actress in a Miniseries or a Movie
• British Academy of Film & Television Arts, Actress
• Emmy (Primetime), Outstanding Supporting Actress in a Miniseries or a Movie for David Copperfield
• British Academy of Film & Television Arts, Actress in a Supporting Role for Tea With Mussolini

1993
• British Academy of Film & Television Arts, Actress in a Supporting Role for The Secret Garden
• Emmy (Primetime), Outstanding Lead Actress in a Miniseries or Movie for Suddenly, Last Summer
• British Academy of Film & Television Arts, Actress for Memento Mori

1989
• British Academy of Film & Television Arts, Actress in a Leading Role for The Lonely Passion of Judith Hearne

1987
• Golden Globe, Best Performance By an Actress in a Supporting Role in a Motion Picture for A Room With a View
• Academy Award, Actress in a Supporting Role for A Room With a View

1986
• British Academy of Film & Television Arts, Actress in a Leading Role for A Room With a View

1984
• British Academy of Film & Television Arts, Actress for A Private Function

1981
• British Academy of Film & Television Arts, Actress for Quartet

1979
• Academy Award, Actress in a Supporting Role for California Suite
• British Academy of Film & Television Arts, Supporting Actress for Death on the Nile
• British Academy of Film & Television Arts, Actress for California Suite
• Golden Globe, Best Performance By an Actress in a Motion Picture - Musical or Comedy for California Suite

1973
• Golden Globe, Best Performance By an Actress in a Motion Picture - Musical or Comedy for Travels With My Aunt
• Academy Award, Actress for Travels With My Aunt

1970
• British Academy of Film & Television Arts, Actress for The Prime of Miss Jean Brodie
• Golden Globe, Best Performance By an Actress in a Motion Picture - Drama for The Prime of Miss Jean Brodie
• Academy Award, Actress for The Prime of Miss Jean Brodie

1966
• Academy Award, Actress in a Supporting Role for Othello
• British Academy of Film & Television Arts, British Actress for Young Cassidy
• Golden Globe, Best Performance By an Actress in a Motion Picture - Drama for Othello

1959
• British Academy of Film & Television Arts, Most Promising Newcomer to Film for Nowhere to Go