Pfeffer's reed snake (Calamaria pfefferi) is a species of dwarf snake in the family Colubridae.

The specific name, pfefferi, is in honor of German zoologist Georg Johann Pfeffer.

[2] C. pfefferi is found on Miyako-jima and Irabu-jima in the Ryukyu Islands of Japan.

[3] The preferred habitats of C. pfefferi are grassland and forest.

This article relating to Calamaria is a stub.