Maladera rotundata is a species of beetle of the family Scarabaeidae. It is found in Sri Lanka.
Adults reach a length of about 8.3-9.5 mm. They have a reddish brown, oval body with a weak iridescent shine. The antennae are yellow. The dorsal surface is dull and glabrous, except for a few small setae on the head and the lateral margins of the pronotum and elytra.