Jonathan Groff is an American actor and singer, born on March 26, 1985, in Lancaster, Pennsylvania. He gained fame for his role as Melchior Gabor in the Broadway musical Spring Awakening, which earned him a Tony Award nomination. Groff is also known for his performances in television series such as Glee, where he played Jesse St. James, and Mindhunter, where he portrayed FBI agent Holden Ford. In addition to his stage and screen work, Groff has lent his voice to animated films, most notably as Kristoff in Disney's Frozen and its sequel. His versatile talent has made him a prominent figure in both theater and film, showcasing his skills in acting and singing across various genres.