Ancilla cinnamomea is a species of sea snail, a marine gastropod mollusk in the family Ancillariidae.

Its spire is short and the whirls are indistinct.

The pillar at its base has a thick, somewhat striated oblique enlargement.

[3] This marine species occurs off Tanzania, in the Red Sea; off India, Sri Lanka and the Philippines.

This Ancillariidae-related article is a stub.