Brazil, Colombia, French Guiana, Guyana, Peru, Suriname, Venezuela.
Extreme eastern Colombia, southern and eastern Venezuela, the Guianas, and northern and eastern Amazonian Brazil (east to western Maranhao and south to extreme northern Goias; western limit uncertain); isolated records in north-eastern Peru (San Martin) and western Brazil (Rondonia).
Population
Estimated population is unknown (2010).
Purple-breasted Cotinga (Cotinga cotinga) [XC118522]
by id from Parauapebas, Para, Brazil (wing whir)
Subspecies
May form a superspecies with Lovely Cotinga (Cotinga amabilis), Turquoise Cotinga (Cotinga ridgwayi), Blue Cotinga (Cotinga nattererii), Plum-throated Cotinga (Cotinga maynana) and Banded Cotinga (Cotinga maculata), and all sometimes treated as conspecific. Probably closest to last of those, which similar in plumage and in male's wingtip modification.
BirdLife International Species Factsheet