Microserica soppongensis is a species of beetle of the family Scarabaeidae. It is found in Thailand.
Adults reach a length of about 4.8âÂÂ5 mm. They have a black, oblong body. The legs are dark brown and the elytra reddish brown, the latter with black sutural and lateral intervals. The dorsal surface is dull and nearly glabrous.
The species is named after the type locality, Soppong.