North-eastern Colombia and the Guianas through Amazonia to eastern Brazil (Mato Grosso, Paraná, Rio de Janeiro, Sío Paulo) south to northern Argentina (Misiones). Distribution patterns and movements unclear, but may only be winter visitor to eastern Colombia, Venezuela (R Orinoco) and the Guianas.
 
Population
Estimated population is unknown (2010).
Pearly-breasted Cuckoo (Coccyzus euleri) [XC70352]
by Alexandre Renaudier from Salseiro, Vidal Ramos, Santa Catarina, Brazil (song)
Pearly-breasted Cuckoo (Coccyzus euleri) [XC75576]
by Christian B. Andretti from Po\u00e7o Preto trail, Igua\u00e7u NP, Parana state, Brazil (call)
Subspecies
Forms a superspecies with Yellow-billed Cuckoo (Coccyzus americanus). Formerly known as Coccyzus julieni but this name officially suppressed.