Derek Anthony Klena (born October 3, 1991) is an American actor and singer. He originated the role of Eddie Birdlace in the stage adaptation of Dogfight, and played Fiyero Tiggular in the 10th anniversary company of Wicked on Broadway. In 2016, he originated the role of Dmitry in Anastasia on Broadway. In 2020, Klena was nominated for a Tony Award for Best Featured Actor in a Musical for his portrayal of Nick Healy in Jagged Little Pill, a role which he originated at the American Repertory Theatre in Cambridge, Massachusetts in 2018. He has made appearances on several television series such as Law & Order: SVU, Unbreakable Kimmy Schmidt, and Blue Bloods.