Mompha sturnipennella is a moth in the family Momphidae.

Adults are on wing from July to August and again from September to May of the following year after hibernation.

[2] The larvae feed on rosebay willowherb (Chamaenerion angustifolium).

The larvae feed inside the stem of their host plant, usually in the flowering part.

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