Theodosia viridiaurata are beetles from the family Scarabaeidae, subfamily Cetoniinae, tribe Phaedimini.

Theodosia viridiaurata can reach a length of 38–52 millimetres (1.5–2.0 in).

These scarab beetles bear a long lower horn and a second long horn on the pronotum.

These impressive horns are usually reddish or purplish.

This quite rare species can be found in Eastern Borneo.