The Sunda crow (Corvus enca), formerly known as the slender-billed crow, is a passerine bird of the family Corvidae, in the genus Corvus.

The violet crow has been shown to be distinct genetically and separated as Corvus violaceus.

[4] The Sunda crow was formally described in 1821 by the American naturalist Thomas Horsfield based on a specimen collected on the Indonesian island of Java.

[5][6] The specific epithet enca is a Javanese word for a crow.

[7] Two subspecies are recognised:[8] Former subspecies now treated as separate species:[8] It is found throughout Maritime Southeast Asia (Brunei, Indonesia and the Philippines) and Peninsular Malaysia.