Kenneth Lonergan (born October 16, 1962) is an American film director, playwright, and screenwriter. He is the co-writer of the film
Gangs of New York (2002), and wrote and directed
You Can Count on Me (2000),
Margaret (2011), and
Manchester by the Sea (2016). Lonergan is also known for his work as a playwright. His most noted plays include
This Is Our Youth, Lobby Hero and The Waverly Gallery. Each also had a successful revival engagement on Broadway, which resulted in each play receiving a nomination for the Tony Award for Best Revival of a Play. Lonergan won the Academy Award for Best Original Screenplay for
Manchester by the Sea, for which he was also nominated for Best Director; he also earned Academy Award nominations for his screenplays for
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