Tetraserica rungbongensis is a species of beetle of the family Scarabaeidae. It is found in India (Sikkim).
Adults reach a length of about 7.4-7.7 mm. They have a medium reddish brown, oval body. The dorsal surface is mostly dull and glabrous, except for the lateral cilia and some setea on the head.
The species is named for its type locality, Rungbong Valley.