美冠兰属（学名：Eulophia）是兰科下的一个属，为陆生兰，极罕为腐生兰。该属共有约200种，分布于热带。

Eulophia is a genus of approximately 165 species of orchids. It was first described by John Lindley in 1821. The name "Eulophia" was derived from the Greek words "eu" (well) and "lophos" (plume), referring to the crested ridges of the labellum (lip) in most species. This genus is abbreviated Eupha in horticultural trade.