Jannik Sommer (born September 13, 1991) is a German footballer who plays for SV Waldhof Mannheim.
Sommer began his career witjh Kickers Offenbach and made his 3. Liga debut for the club in April 2011, as a substitute for Alexander Huber in a 2–0 home win over Wacker Burghausen. He joined Eintracht Frankfurt II in July 2013. In the following season, Sommer transferred to SVN Zweibrücken and then FK Pirmasens after half a season. 1 July 2015, Sommer joined SV Waldhof Mannheim from Primasens.
In his first season with Regionalliga side, SV Waldhof Mannheim, Sommer scored a total of 16 goals, being the fourth highest scorer of the league.