PNW may refer to:

  • Pacific Northwest, a region including parts of the US and Canada
  • The Northwestern United States, also sometimes called "Pacific Northwest"
  • Pacific Northwest Wrestling
  • Personal NetWare, Novell's peer-to-peer network solution for DOS since 1994
  • Portable NetWare, Novell's network solution for Unix in the early 1990
  • Purdue University Northwest, a branch campus of Purdue University in Indiana
  • Panyjima language of Australia (ISO code: pnw)
  • Penge West railway station, London, England (National Rail station code: PNW)