Dichomeris agonia is a moth in the family Gelechiidae.

[2] It is found in North America, where it has been recorded from Ontario, Massachusetts and Illinois to Florida, Louisiana, Arkansas and Pennsylvania.

[4] Adults have been recorded on wing from January to November.

The larvae feed on Oenothera, Aster and Solidago species.

This article on a moth of genus Dichomeris is a stub.