Neckarsulmer SU is a German sports club from the town of Neckarsulm, Baden-Wurttemberg. The football club's greatest success has been promotion to the tier five Oberliga Baden-Wurttemberg in 2016 and participation in the first round of the 2013–14 DFB-Pokal.
The club also has, among many others, a rugby union department, with the team playing in the 2. Rugby-Bundesliga since 2012.
The women's handball team played in the Bundesliga.