"Rudd" redirects here. For other uses, please see Rudd (disambiguation).

Scardinius is a genus of ray-finned fish in the Cyprinidae family commonly called rudds. Locally, the name "rudd" without any further qualifiers is also used for particular species, particularly the Common Rudd (S. erythrophthalmus).

It contains the following species:

• Scardinius acarnanicus
• Scardinius elmaliensis
• Common Rudd (Scardinius erythrophthalmus)
• Greek Rudd (Scardinius graecus)
• Scardinius racovitzai
• Scardinius scardafa