Poplar River

Poplar River may refer to:

• Canada
  • Manitoba
    • Poplar River (Manitoba)
    • Poplar River First Nation, a First Nation community astride the river in Manitoba
  • Ontario
    • Kenora District
      • Poplar River (Atikameg River), part of the Kapiskau River system
      • Poplar River (Fawn River), in the Severn River system
      • Poplar River (Manitoba) (the upper reaches of which are in Ontario)
    • Poplar River (Nipissing District), in Nipissing District, part of the French River system
  • Poplar River (Montana–Saskatchewan), a tributary of the Missouri River in Saskatchewan in Canada and Montana in the United States
• United States
  • Poplar River (Lake Superior), Minnesota
  • Poplar River (Lost River), Minnesota
  • Poplar River (Montana–Saskatchewan), a tributary of the Missouri River in Saskatchewan in Canada and Montana in the United States