:This article covers the whole of Ireland, that is, covering both the Republic of Ireland and Northern Ireland

  • Ardnacrusha Canal
  • Grand Canal
  • Jamestown Canal
  • Lecarrow Canal
  • Newry Ship Canal
  • Royal Canal
  • Shannon–Erne Waterway
  • Tralee Ship Canal
  • Barrow Navigation

Derelict canals

  • Athlone Canal
  • Ballinasloe Canal
  • Boyne Navigation
  • Bridgetown Canal
  • Broharris Canal
  • Coalisland Canal (Tyrone Navigation)
  • Cong Canal (Dry Canal)
  • Dukart's Canal
  • Eglinton Canal
  • Lacy's Canal
  • Lismore Canal
  • Kilkenny Canal
  • Killaloe Canal & Plassey–Errina Canal
  • Lagan Canal (Lagan Navigation)
  • Newry Canal
  • Park Canal
  • Strabane Canal
  • Ulster Canal

Filled-in branches or spurs

  • Grand Canal Harbour (near St. James's Gate) branch, Dublin
  • Royal Canal branch to Constitution Hill harbour, Dublin (aka the Broadstone line)

See also

  • Barrow Navigation
  • Lower Bann Navigation
  • River Foyle
  • River Lagan
  • Lee Navigation
  • Munster Blackwater & Bride Navigation
  • Shannon Navigation
  • Slaney Navigation
  • Suck Navigation
  • Suir Navigation
  • Rivers of Ireland
  • List of rivers of Ireland
  • Eglington Canal - Galway City (River Corrib) [http://irishwaterwayshistory.com/abandoned-or-little-used-irish-waterways/waterways-of-the-west/the-eglinton-canal-in-galway/]
  • Waterways of Galway [http://www.galway.net/galwayguide/history/waterways/]