Gibbula massieri is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.
The shell of G. massieri is conical with alternating brown and white chords. The size of the shell varies between 5 mm and 6.5 mm.
The head of the snail has three tentacles on each side.
This species occurs in the Atlantic Ocean off Namibia.