The Chiribiquete emerald (Chlorostilbon olivaresi ) is a species of hummingbird in the family Trochilidae.It is endemic to southern Colombia.
Chlorostilbon olivaresi was named after Fr. Antonio Olivares as a way to honor his contributions to Colombian ornithology and his persisting effort in building a bird collection for the Instituto de Ciencias Natural of the Universidad Nacional de Colombia.
The most important source of nectar for C. olivares is the low shrub Decagonocarpus cornutus.