Blue butterfly

Blue butterfly may refer to:

Butterflies

 * Lycaenidae, a family of butterflies
 * Polyommatinae, a subfamily consisting of the blue butterflies
 * Common blue (Polyommatus icarus)
 * Large blue (Phengaris arion)
 * Small blue (Cupido minimus)
 * Euphilotes, a subfamily consisting of blue butterflies
 * El Segundo Blue (Euphilotes battoides)
 * Blue morpho (disambiguation), several species in the genus Morpho

Other uses

 * The Blue Butterfly, Canadian film
 * Blue Butterfly (album), JPOP album