The sixbar wrasse or six-banded wrasse (Thalassoma hardwicke) is a species of wrasse native to the Indian Ocean and the western Pacific Ocean. It is an inhabitant of reef environments at depths from the surface to 15 m (49 ft). This species can grow to 20 cm (7.9 in) in total length, though most do not exceed 15 cm (5.9 in). It is of minor importance to local commercial fisheries and can also be found in the aquarium trade.