The Spot-backed Antbird (Hylophylax naevius or Hylophylax naevia) is a species of bird in the Thamnophilidae family, the antbirds. It is found in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, and Venezuela. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical swamps.