Goniobranchus aureopurpureus is a species of very colourful sea slug, a dorid nudibranch, a marine gastropod mollusk in the family Chromodorididae.

[2][3] This species was described from the coast of China.

It is reported from many localities in the central Indo-Pacific Ocean from the west coast of Australia to Japan[4] and the Marshall Islands.

[5][6][7]