who plays jesse st james on glee
Jonathan Groff. Jonathan Drew Groff, born March 26, 1985, is a 32-year-old actor and singer. He is known for the originated role as Melchior Gabor in Spring Awakening, had a recurring guest starring role as Jesse St. James on Glee between 2010 - 2012 and again in 2015 and voicing Kristoff in Frozen.