Maladera jiangi is a species of beetle of the family Scarabaeidae. It is found in China (Hainan).
Adults reach a length of about 11âÂÂ12.5 mm. They have a reddish brown, oval body. The antennae are brown. The dorsal surface is dull and, except for a few small setae on the head and elytra, glabrous.
The species is named after the collector of the holotype, Jiang Shigui.