Notodonta tritophus, the three-humped prominent, is a moth of the family Notodontidae.

The species was first described by Michael Denis and Ignaz Schiffermüller in 1775.

It is found in most of Europe (although it is a very rare immigrant Great Britain), east to the Caucasus and Armenia.

Adults are on wing from April to August in two generations in western Europe.

This article on a moth of the family Notodontidae is a stub.