The Chestnut-Crowned Warbler (Seicercus castaniceps) is a species of Old World warbler in the Phylloscopidae (or Sylviidae) family. It is found in Bangladesh, Bhutan, Cambodia, China, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Thailand, and Vietnam. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests.