Sean MacKenzie Bridgers (born March 15, 1968) is an American actor, screenwriter, and producer, known for his role as Johnny Burns on the HBO series Deadwood and on the SundanceTV original series Rectify as Trey Willis. In addition to many roles in television and film since 1991, Bridgers received acclaim and awards for the independent film Paradise Falls, which he wrote and produced.

He received praise for his lead role in Lucky McKee's horror film The Woman and another Modernciné film, Jug Face, as well as notable roles in Sweet Home Alabama and Nell. He played Old Nick in the 2015 film Room.