Coptodactyla glabricollis is a dung rhinoceros beetle of the family Scarabaeidae.

Coptodactyla glabricollis reaches about 11–17 millimetres (0.43–0.67 in) in length.

The basic colour is black or dark brown.

Males have a small erect horn in the front of the head.

This species occurs in Australia (Northern Territory, Queensland, and Western Australia) and Papua New Guinea.