Euoplos mcmillani is a species of mygalomorph spider in the Idiopidae family. It is endemic to Australia. It was described in 2000 by Australian arachnologist Barbara York Main.[1]
The species occurs in south-west Western Australia in the Geraldton Sandplains and Swan Coastal Plain bioregions in kwongan heathland habitats. The type locality is a sand mine rehabilitation site at Eneabba, 278 km north of Perth.[1]