Regnitz (disambiguation)
Regnitz denotes:
- Regnitz , left tributary of the Main near Bamberg, Bavaria
 - 
Regnitz (Saale) - two tributaries of the Saale in the district-free Hof, Bavaria; downstream:
- Obere or Südliche Regnitz , from the right opposite Moschendorf
 - Lower or Northern Regnitz , from the right to Unterkotzau
 
 
- Regnitz (Achberg) , hamlet of the municipality of Achberg in the Ravensburg district, Baden-Wuerttemberg
 
See also:
- Rednitz , left upper reaches of the Regnitz