River Dinan

River Dinan
River Dinin, River Deen
New Dinin Bridge
EtymologyIrish dianan, "fast/rapid river, flood"
Native nameAn Deighean (Irish)
Physical characteristics
Source 
  locationsoutheast County Laois
Mouth 
  location
Celtic Sea via River Nore
Length39.83 km (24.75 mi)
Basin size153 km2 (59 sq mi)
Discharge 
  average0.210 m3/s (7.4 cu ft/s)

The River Dinan, Deen or Dinin is a river in Ireland, flowing through County Kilkenny and County Laois.