Aruba, Bolivia, Brazil, Colombia, French Guiana, Guyana, Netherlands Antilles, Panama, Suriname, Trinidad and Tobago, Venezuela.
Vagrant to Grenada.
Eastern Panama and west, northern and central Colombia east through Venezuela to the Guianas, then south through north-eastern and central Brazil (Pará to Pernambuco and south to Mato Grosso) to eastern Bolivia; also islands along northern coast from Aruba, Curaçao and Bonaire east to Trinidad and Tobago.
 
Population
Estimated population is unknown (2010).
Ruby-topaz Hummingbird (Chrysolampis mosquitus) [XC705726]
by JAYRSON ARAUJO DE OLIVEIRA from Aracruz, Esp\u00edrito Santo, Brazil (song)
Ruby-topaz Hummingbird (Chrysolampis mosquitus) [XC289455]
by Dante Buzzetti from Finca El trinfo, Vereda El Triunfo, Honda, Tolima, Colombia (call, song)
Subspecies
Closely related to Orthorhyncus, and may even be congeneric.