Jörn Wemmer (born 13 May 1984) is a German former professional footballer who played as a midfielder. Wemmer played most of his career with a mix of professional and amateur teams from levels 4 through 6, but he did sign with professional Erzgebirge Aue as a backup player for two seasons, appearing in seven matches with them in level 3. Liga, then five matches in level 2. Bundesliga during his second season with the team.