North-western Bolivia (upper R Beni) and south-central Brazil (southern Mato Grosso, extreme southern Bahia south to western Rio Grande do Sul) south to eastern Paraguay and north-eastern Argentina (Chaco, Corrientes, Misiones).
 
Population
Estimated population is unknown (2010).
Streamer-tailed Tyrant (Gubernetes yetapa) [XC131978]
by Robson Silva e Silva from Vi\u00e7osa, Minas Gerais, Brazil (song)
Streamer-tailed Tyrant (Gubernetes yetapa) [XC668953]
by JAYRSON ARAUJO DE OLIVEIRA from Setor Samambaia, mata seca, perto da UFG-Agronomia, Goi\u00e2nia-Goi\u00e1s, Brazil (duet, song, batido de asas (estalo))
Subspecies
No subspecies.
Anatomical considerations indicate that closest relatives may be somewhat similar Muscipipra and very different Neoxolmis.