Alvania weinkauffi is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.

It has a clathrate sculpture by longitudinal riblets, and much stronger, distant spiral ridges.

The shell contains six convex, angulated and shouldered whorls with a deeply incised suture.

The aperture is smooth within and slightly varicose externally.

[2] This species occurs in the Mediterranean Sea off Algeria, Tunisia and Sicily.