The Richard Seff Award
Current Recipients: Kecia Lewis and Ciarán O’Reilly
Past Recipients: 2004-Present
| Year | Recipient | Play |
| 2024 | Kecia Lewis | Hell's Kitchen |
| Ciarán O'Reilly | Philadelphia Here I Come | |
| 2023 | Linda Lavin | You Will Get Sick |
| Francis Guinan | Downstate | |
| 2022 | Betsy Aidem | Prayer for the French Republic |
| Austin Pendleton | The Minutes | |
| 2019 | Andre De Shields | Hadestown |
| Marylouise Burke | True West | |
| 2018 | Margaret Colin | Carousel |
| Michael Potts | Iceman Cometh | |
| 2017 | Anthony Chisholm | Jitney |
| Barbara Barrie | Significant Other | |
| 2016 | Lois Smith | John |
| Bill Camp | The Crucible | |
| 2015 | Julie Halston | You Can't Take It With You |
| Brad Oscar | Something Rotten! | |
| 2014 | Peter Maloney | Outside Mullingar |
| Mare Winningham | Casa Valentina | |
| 2013 | Lewis J. Stadlen | The Nace/ Checkers |
| Kristine Nielsen | Vanya And Sonia And Masha And Spike | |
| 2012 | Patrick Page | Spider-Man: Turn Off The Dark |
| Laila Robins | The Lady From Dubuque | |
| 2011 | Deidre O'Connell | In The Wake |
| Reed Birney | A Small Fire & Tigers Be Still | |
| 2010 | Helen Stenborg | Vigil |
| Stephen McKinley Henderson | Fences | |
| 2009 | Lynn Cohen | Chasing Manet |
| Roger Robinson | Joe Turner's Come And Gone | |
| 2008 | Hallie Foote | Dividing The Estate |
| David Rasche | The Seagull | |
| 2007 | Mary Louise Wilson | Grey Gardens |
| David Margulies | The Accomplices & All That I Will Ever Be | |
| 2006 | Jayne Houdyshell | Well |
| Jim Dale | The Threepenny Opera | |
| 2005 | Dana Ivey | The Rivals |
| Larry Bryggman | Romance & Twelve Angry Men | |
| 2004 | Margo Martindale | Cat On A Hot In Roof |
| Tom Aldredge | Twentieth Century |