Neoserica gebieni is a species of beetle of the family Scarabaeidae. It is found in Indonesia (Java).
Adults reach a length of about 6.5 mm. They are reddish-brown and shiny. The frons is moderately densely punctured and the antennae are reddish-yellow. The pronotum is quite densely punctured and the lateral margins are fringed with cilia. The elytra have rows of punctures, with the intervals punctate.