Eurema boisduvaliana, Boisduval's Yellow, is a butterfly in the Pieridae family. It is found from Costa Rica north to Mexico. Rare strays may be found in southern Florida, but it is a regular migrant to south-eastern Arizona, south-western New Mexico, and southern Texas. The habitat consists of subtropical forests and forest edges, scrubs, roadsides and pastures. The larvae feed on Cassia species.