Glossodoris kahlbrocki is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Chromodorididae.
The type locality for this species is Dahara Wadi Gimal, near Hurghada, Egypt, Red Sea.
This distinctive species has a white body with a narrow bright blue rim to the mantle which grades to dark blue at the edge. The rhinophores and gills are also white, with the inner faces of the gills ochre.