This Is Our Youth is a play by American dramatist and screenwriter Kenneth Lonergan. It premiered Off-Broadway in 1996 and since been produced all over the world, including the West End, Broadway, Sydney and Toronto.

Kenneth Lonergan 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.