Bolivia, Brazil, French Guiana, Guyana, Peru, Suriname, Venezuela.
North-eastern Venezuela (Delta Amacuro), Guyana, northern Suriname, northern French Guiana, northern and central Brazil (eastern Amapá and lower R Amazon east to Maranhío, south to Mato Grosso, Rondônia and western Gioás) and northern Bolivia.
 
Population
Estimated population is unknown (2010).
Ashy-headed Greenlet (Hylophilus pectoralis) [XC272467]
by Peter Boesman from Peperpot, Commewijne, Suriname (call, song, call and song)
Ashy-headed Greenlet (Hylophilus pectoralis) [XC520379]
by JAYRSON ARAUJO DE OLIVEIRA from fields S of Peperpot plantation, Meerzorg, Commewijne, Suriname (song)