| Elsenz | |
| Mouth Coordinates: | 49.3961°N 8.796°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Germany |
| Subdivision Type2: | State |
| Subdivision Name2: | Baden-Württemberg |
| Length Km: | 53.2 |
| Basin Size Km2: | 543 |
Elsenz is a river of Baden-Württemberg, Germany; it has its origins in Lake Elsenzsee and the Kreuzberghof Forest, passing through Sinsheim and flowing into the Neckar in Neckargemünd.