Didianema pauli is a species of sea snail, a marine gastropod mollusk in the family Skeneidae.
The shell is very small, to about , thick and white, with a depressed-globose form and rounded whorls. The early whorls are smooth, while later whorls show strong, evenly spaced rounded ribs. The umbilicus is narrow and contracts internally. The aperture is slightly oblique and circular, with a continuous peristome and a thickened outer lip.
This species occurs in the Gulf of Mexico; in the Atlantic Ocean off North Carolina to Florida. The type locality is off Destin, north-western Florida, at depths of on marl substrate.
The species was named in honour of Paul McGinty, a colleague and companion of the authors during dredging work in Florida.