Conasprella henckesi is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.
Like all species within the genus Conasprella, these snails are predatory and venomous. They are capable of "stinging" humans, therefore live ones should be handled carefully or not at all.
The maximum recorded shell length is 17.3 mm.
This species occurs in the Atlantic Ocean off Northeast Brasil.
Minimum recorded depth is 1 m. Maximum recorded depth is 2 m.