Leon Jessen is a Danish professional football player playing for 1. FC Kaiserslautern. Jessen started his career with Brand IF in 2001 and got shifted to Ikast FS in 2003. It was on 23rd June 2010, when he left FC Midtjylland team, a Danish Superliga side after five years and signed with 1. FC Kaiserslautern in Germany.
Standing six feet tall, Leon plays as a midfielder/left back position. His major teams during his youth career were Brande IF (2001-2003) and Ikast FS (2003-3005). His senior years started in 2005, when he joined Midtjylland team, making 99 appearances and scoring 3 goals till 2010. Later on, he joined 1. FC Kaiseerslautern team since 2010, making so far, 39 appearances.
His national team includes Denmark U19 (2004-2005), Denmark U20 (2006-2008), Denmark U21 (2006) and Denmark team (2009 onwards).