Fergus may refer to:


  • Fergus (name), including people with either the given or family name


  • Fergus, Ontario, Canada
  • Fergus, California, United States, an unincorporated community
  • Fergus County, Montana, United States
  • River Fergus, County Clare, Ireland
  • Lake Fergus, South Island, New Zealand
  • Loch Fergus, South Ayrshire, Scotland

Other uses:

  • Cyclone Fergus, in the 1996–97 South Pacific cyclone season
  • USS Fergus (APA-82), a US Navy attack transport ship
  • Fergus (novel), by Brian Moore