| Boston Society of Film Critics Award for Best Actress | |
| Image Upright: | 0.7 |
| Awarded For: | Best Performance by an Actress in a Leading Role |
| Presenter: | Boston Society of Film Critics |
| Country: | United States |
| Year: | Gena Rowlands Gloria (1980) |
| Holder: | Lily Gladstone Killers of the Flower Moon (2023) |
The Boston Society of Film Critics Award for Best (Lead) Actress is one of the annual film awards given by the Boston Society of Film Critics.
| Year | Winner | Film | Role | |
|---|---|---|---|---|
| 1980 | Gena Rowlands | Gloria | Gloria Swenson | |
| 1981 | Marília Pêra | Pixote (Pixote: a lei do mais fraco) | Sueli | |
| 1982 | Meryl Streep | Sophie's Choice | Sophie Zawistowski | |
| 1983 | Rosanna Arquette | Baby It's You | Jill Rosen | |
| 1984 | Judy Davis | A Passage to India | Adela Quested | |
| 1985 | Geraldine Page | The Trip to Bountiful | Carrie Watts | |
| 1986 | Chloe Webb | Sid and Nancy | Nancy Spungen | |
| 1987 | Holly Hunter | Broadcast News | Jane Craig | |
| 1988 | Melanie Griffith | Working Girl | Tess McGill | |
| 1989 | Jessica Tandy | Driving Miss Daisy | Daisy Werthan |
| Year | Winner | Film | Role | |
|---|---|---|---|---|
| 1990 | Anjelica Huston | The Grifters | Lilly Dillon | |
| The Witches | Eva Ernst / Grand High Witch | |||
| 1991 | Geena Davis | Thelma & Louise | Thelma Dickinson | |
| 1992 | Emma Thompson | Howards End | Margaret "Meg" Schlegel | |
| 1993 | Holly Hunter | The Piano | Ada McGrath | |
| 1994 | Julianne Moore | Vanya on 42nd Street | Yelena | |
| 1995 | Nicole Kidman | To Die For | Suzanne Stone Maretto | |
| 1996 | Brenda Blethyn | Secrets & Lies | Cynthia Rose Purley | |
| 1997 | Helena Bonham Carter | The Wings of the Dove | Kate Croy | |
| 1998 | Samantha Morton | Under the Skin | Iris Kelly | |
| 1999 | Hilary Swank | Boys Don't Cry |
| Year | Winner | Film | Role | |
|---|---|---|---|---|
| 2000 | Ellen Burstyn | Requiem for a Dream | Sara Goldfarb | |
| 2001 | Tilda Swinton | The Deep End | Margaret Hall | |
| 2002 | Maggie Gyllenhaal | Secretary | Lee Holloway | |
| 2003 | Scarlett Johansson | Lost in Translation | Charlotte | |
| 2004 | Hilary Swank | Million Dollar Baby | Margaret "Maggie" Fitzgerald | |
| 2005 | Reese Witherspoon | Walk the Line | ||
| 2006 | Helen Mirren | The Queen | ||
| 2007 | Marion Cotillard | La Vie en Rose (La môme) | ||
| 2008 | Sally Hawkins | Happy-Go-Lucky | Pauline "Poppy" Cross | |
| 2009 | Meryl Streep | Julie & Julia |
| Year | Winner | Film | Role | |
|---|---|---|---|---|
| 2010 | Natalie Portman | Black Swan | Nina Sayers / The Swan Queen | |
| 2011 | Michelle Williams | My Week with Marilyn[1] | ||
| 2012 | Emmanuelle Riva | Amour | Anne Laurent | |
| 2013 | Cate Blanchett | Blue Jasmine | Jeanette "Jasmine" Francis | |
| 2014 | Marion Cotillard | The Immigrant | Ewa Cybulska | |
| Two Days, One Night | Sandra Bya | |||
| 2015 | Charlotte Rampling | 45 Years | Kate Mercer | |
| 2016 | Isabelle Huppert | Elle | Michèle Leblanc | |
| Things to Come | Nathalie Chazeaux | |||
| 2017 | Sally Hawkins | The Shape of Water | Elisa Esposito | |
| 2018 | Melissa McCarthy | Can You Ever Forgive Me? | ||
| 2019 | Saoirse Ronan | Little Women[2] |
| Year | Winner | Film | Role | |
|---|---|---|---|---|
| 2020 | Sidney Flanigan | Never Rarely Sometimes Always[3] | Autumn Callahan | |
| 2021 | Alana Haim | Licorice Pizza | Alana Kane | |
| 2022 | Michelle Yeoh | Everything Everywhere All At Once | Evelyn Wang | |
| 2023 | Lily Gladstone | Killers of the Flower Moon | Mollie Kyle |