Maladera rotunda is a species of beetle of the family Scarabaeidae. It is found in Laos, Myanmar, Thailand and China (Yunnan).
Adults reach a length of about 8.8 mm. They have a dark brown, oval body, with yellowish antennae. The dorsal surface is mostly dull and glabrous, except for a few setae on the head and along the sides of the elytra.