Sam Rockwell Awards

Berlin International Film Festival

2003

Won Silver Berlin Bear
category Best Actor for Confessions of a Dangerous Mind (2002)

British Independent Film Awards

2009

Got nomination for British Independent Film Award
category Best Performance by an Actor in a British Independent Film for Moon (2009)

CineVegas International Film Festival

2008

Won CineVegas International Film Half-Life Award

Montreal World Film Festival

1997

Won Montreal World Film Best Actor
for Lawn Dogs (1997)

Phoenix Film Critics Society Awards

2003

Won PFCS Award
category Best Actor in a Leading Role for Confessions of a Dangerous Mind (2002)

Satellite Awards

2008

Got nomination for Satellite Award
category Actor in a Motion Picture, Comedy or Musical for Choke (2008)

2004

Got nomination for Golden Satellite Award
category Best Performance by an Actor in a Supporting Role, Comedy or Musical for Matchstick Men (2003)

2003

Got nomination for Golden Satellite Award
category Best Performance by an Actor in a Motion Picture, Comedy or Musical for Confessions of a Dangerous Mind (2002)

Scream Awards

2009

Got nomination for Scream Award
category Best Science Fiction Actor for Moon (2009)

Screen Actors Guild Awards

2000

Got nomination for Actor Award
category Outstanding Performance by a Cast in a Theatrical Motion Picture for The Green Mile (1999)
shared with Patricia Clarkson; Michael Clarke Duncan; Tom Hanks

Seattle International Film Festival

2009

Won Golden Space Needle Award
category Best Actor for Moon (2009)

Sitges - Catalonian International Film Festival

2009

Won Best Actor
for Moon (2009)

2007

Won Sitges - Catalonian International Film Best Actor
for Joshua (2007)

1997

Won Sitges - Catalonian International Film Best Actor
for Lawn Dogs (1997)

Sundance Film Festival

2008

Won Sundance Film Special Jury Prize
category Dramatic (For the work by an ensemble cast) for Choke (2008)
shared with Kelly Macdonald; Anjelica Huston; Brad William Henke