Neoserica nitidior is a species of beetle of the family Scarabaeidae. It is found in Vietnam.
Adults reach a length of about 6âÂÂ7 mm. The upper and lower surfaces are reddish-brown and glossy, while the antennae are light brown. There are a few erect, light-coloured setae at the eye margins, and a few scattered setae at the margins of the pronotum, elytra, and the lower margin of the pygidium. The rest of the upper surface is glabrous.