Notolibellula bicolor is a species of dragonfly in the family Libellulidae, known as the bicoloured skimmer. It is the only known species of Notolibellula. It is found across northern Australia where it inhabits rock-holes and still waters. It is a medium-sized dragonfly with the male having a bluish thorax and a red end to his abdomen.
The species name bicolor obviously refers to this dragonfly's two vivid colours, blue and red, observed by in the Kimberley region of Western Australia in 1968.