The San Francisco Bay Area Film Critics Circle Award for Best Supporting Actor is an award given by the San Francisco Bay Area Film Critics Circle to honor an actor who has delivered an outstanding performance in a supporting role.

Winners 2000s YearWinnerFilmRole 2002 Chris Cooper Adaptation. John Laroche 2003 Peter Sarsgaard Shattered Glass Charles Lane 2004 Thomas Haden Church Sideways Jack Lopate 2005 Kevin Costner The Upside of Anger Denny Davies 2006 Jackie Earle Haley Little Children Ronald James McGorvey 2007 Casey Affleck The Assassination of Jesse James... Robert Ford 2008 Heath Ledger posthumously The Dark Knight The Joker 2009 Christian McKay Me and Orson Welles Orson Welles

2010s and 2020s YearWinnerFilmRole 2010 John Hawkes Winter's Bone Teardrop Dolly 2011 Albert Brooks Drive Bernie Rose 2012 Tommy Lee Jones Lincoln Thaddeus Stevens 2013 James Franco Spring Breakers Alien 2014 Edward Norton Birdman or (The Unexpected Virtue of Ignorance) Mike Shiner 2015 Michael Shannon 99 Homes Rick Carver 2016 Mahershala Ali Moonlight Juan 2017 Willem Dafoe The Florida Project Bobby Hicks 2018 Michael B. Jordan Black Panther N'Jadaka / Erik "Killmonger" Stevens 2019 Brad Pitt Once Upon a Time in Hollywood Cliff Booth 2020 Paul Raci Sound of Metal Joe 2021 Kodi Smit-McPhee The Power of the Dog Peter 2022 Ke Huy Quan Everything Everywhere All at Once Waymond Wang 2023 Robert Downey Jr. Oppenheimer Lewis Strauss 2024 Yura Borisov Anora Igor 2025 Benicio del Toro One Battle After Another Sergio St. Carlos