Agonum impressum is a species of ground beetles in the subfamily Platyninae.
Beetle length is from 8-. The upper part of the body is of copper, bronze, or green colour. Rarely, the species have two-tone colour. The elytron have five to seven very large, and bright gaps.
The species live mostly near the water. It is found in several locations throughout Europe and Asia, including in the Mordovia region.