''Trithemis aurora'', the Crimson Marsh Glider, is a species of dragonfly in the family Libellulidae.
It is a medium sized dragonfly that is commonly found in weedy tanks and ponds, marshes, channels, and slow flowing streams and rivers in the lowlands and mid-hills. It breeds in streams, rivers, canals, ponds and tanks. It is found commonly and widely distributed in the Oriental region throughout the year.
The male of the species is distinctly different from the female.