The ash-throated antwren (Herpsilochmus parkeri) is a bird in the antbird family, described as new to science in 1986. The first specimens were collected in northern Peru in 1983. It is considered to be part of the group within the genus that also contains H. pileatus, H. atricapillus, and H. motacilloides. It is found in humid upper tropical and subtropical forest in the eastern Andes of northern Peru.