Aloeides merces, the Wakkerstroom copper, is a species of butterfly in the family Lycaenidae.

It is endemic to South Africa, where it is known from sour montane grassveld in KwaZulu-Natal and Mpumalanga.

The wingspan is 24–28 mm for males and 26–30 mm females.

Adults are on wing from October to November.

This Aphnaeinae-related article is a stub.