The Cerulean Kingfisher (Alcedo coerulescens) is a near passerine bird in the kingfisher (Alcedo) genus which is found in Indonesia. With an overall metallic blue impression, it is very similar to the Common Kingfisher, but it is white underneath instead of orange.

Naming

This species is sometimes called the Small Blue Kingfisher but in India and some other regions, the name of Small Blue Kingfisher was used for the Alcedo atthis (Common Kingfisher)..