Leiren-Young's plays have been produced in Canada, the United States, Europe, and Australia. His work has been translated into French, Czech and Danish. In 2017 his play "Bar Mitzvah Boy" was the winner of the Jewish Playwriting Contest of the Jewish Plays Project. The play has been produced in Canada and the U.S. and is being published in 2020 by Playwright's Canada Press. His award-winning "Shylock" (Anvil Press, 1996), about the tensions surrounding theatre's most famous Jewish character. "Shylock" has been produced around the world.