Eldredgeia is a genus of trilobites in the order Phacopida, suborder Phacopina, family Calmoniidae.

The trilobite Eldredgeia venusta, from Bolivia, is the most common South American trilobite on today's fossil market, and even then it is not all that common.

This genus has a spiny pygidium and usually the eye facets are well preserved.

Assemblage Zone, Tikani, Estacion de Bombeo, Sicasica, La Paz Department (holotype).

[1] Late Lochkovian to early Pragian.