Arne Stephan grew up in Buchholz in der Nordheide. From 1999 to 2002, he trained as a musical performer at the Stage School of Music, Dance and Drama in Hamburg. He subsequently appeared in various productions in Hamburg (including Jesus Christ Superstar, Speed, Vom Geist der Weihnacht, Das Tagebuch der Anne Frank, Cats). From 2006 to 2008, Stephan played the double role of Marc and Viktor Hansen on Gute Zeiten, schlechte Zeiten. From November 16, 2009 to September 17, 2010, he appeared as Mark Braun in the Sat.1 daily soap Eine wie keine.