Nemophora violellus is a moth of the Adelidae family.

It is found in most of Europe, except Ireland, Great Britain, Belgium, part of the Balkan Peninsula, Fennoscandia and the Baltic region.

The wingspan is 10–11 millimetres (0.39–0.43 in).

The larvae feed on Gentiana asclepiadea, Gentiana pneumonanthe[4] and Gentiana cruciata.

This article relating to the moth family Adelidae is a stub.