The great elaenia (Elaenia dayi) is a species of bird in the family Tyrannidae, the tyrant flycatchers. It is endemic and restricted mostly to the higher altitude plateau-Tepuis of Venezuela and far northern Brazil, and may also occur in Guyana.
Its natural habitats are subtropical or tropical moist montane forests and subtropical or tropical high-altitude shrubland.
Twosubspecies are recognized:[1]