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 See also Animal common name disambiguation pages