This is the list of rivers situated which flow through Ontario. The watershed list includes creeks and other tributaries as well.
List of rivers arranged by watershed
- Black Duck River
- Severn River
- Beaver River
- Fawn River
- Nagagamisis River , Nagagamisis Lake
- Obakamiga River
- Pike Alley
- Sachigo River
- Usiske River
- Winisk River
- Berens River
- Bloodvein River
- Winnipeg River
- James Bay Watershed
- Albany River
- Kenogami River
- Pagwachuan River
- Flint River , Flint Lake
- Burrows River , Burrows Lake
- Murky Creek
- [[]], Cotoneaster Lake
- Kemogamisis River ,
- Wintering Lake
- Drowning River
- Kabinakagami River
- Nagagami River
- Otasawian River
- Shekak River
- Ogoki River
- Allanwater River
- Flindt River
- Moose River
- Kwataboahegan River
- Cheepash River
- Abitibi River
- Mattagami River
- Kapuskasing River
- [[]]
- [[]], Brunswick Lake
- Fire River
- Edison Creek
- Woolrich Creek
- Bear Creek
- Nameigos River
- Five Mile Creek
- Torrance Creek
- Hopkins Creek
- Remi River , Remi Lake
- Forks River
- Groundhog River
- Ivanhoe River
- Nat River
- Missinaibi River
- Brunswick River
- Fire River
- Hay River
- Mattawitchewan River
- Albany Forks
- Cameron Creek
- Oba River , Oba Lake
- Pivabiska River
- Opasatika River
- Soweska River
- Kesagami River
- Kattawagami River
Alphabetical List (excluding lakes)
Rivers
- Agawa River
- Agnes River
- Albany River
- Amable du Fond River
- Arrow River
- Ausable River
- Aux Sables River
- Avon River
- Baldhead River
- Bar River
- Barron River
- Batchawana River
- Bayfield River
- Beaver River
- Beaverton River
- Berens River
- Bighead River
- Black River
- Black Duck River
- Black Sturgeon River
- Blind River
- Bloodvein River
- Bonnechere River
- Boyne River
- Brunswick River
- Buck River
- Burnt River
- Carp River
- Castor River
- Cataraqui River
- Chalk River
- Chapleau River
- Cheepash River
- Clare River
- Clyde River
- Conestogo River
- Credit River
- Crow River
- Crowe River
- Current River
- Detroit River
- Don River, Toronto
- East River
- English River
- Eramosa River
- Fall River
- Fawn River
- Fire River
- Forks River
- Frederick House River
- French River
- Ganaraska River
- Gananoque River
- Garden River
- Gargantua River
- Go Home River
- Goulais River
- Grand River
- Groundhog River
- Gull River
- Harricanaw River
- Hay River
- Holland River
- Hollow River
- Humber River
- Humber River, East
- Humber River, West
- Ivanhoe River
- Kagawong River
- Kagiano River
- Kaministiquia River
- Kapuskasing River
- Kattawagami River
- Kenogami River
- Kopka River
- Kwataboahegan River
- Lady Evelyn River
- Layton River
- Little River
- Lynn River
- Mad River
- Madawaska River
- Magnetawan River
- Magpie River
- Maitland River
- Manitou River
- Maskinonge River
- Mattagami River
- Mattawa River
- Matawitchewan River
- McIntyre River
- McKellar River
- Michipicoten River
- Mindemoya River
- Missinaibi River
- Mission River
- Mississagi River
- Mississippi River
- Moira River
- Montreal River
- Moon River (Cottage Country)
- Moose River
- Muskoka River
- Musquash River
- Napanee River
- Nat River
- Niagara River
- Nine Mile River
- Nipigon River
- Nipissing River
- Nith River
- Neebing River
- Nonquon River
- Nottawasaga River
- Old Woman River
- Ombabika River
- Opasatika River
- Opeongo River
- Otonabee River
- Oxtongue River
- Penetangore River
- Pic River
- Pickerel River
- Pigeon River
- Pine River
- Pipestone River
- Pivabiska River
- Pottawatomi River
- Pretty River
- Pukaskwa River
- Rainy River
- Raisin River
- Rankin River
- Rigaud River
- Remi River
- Restoule River
- Rideau River
- Rouge River
- Sachigo River
- Saint Lawrence River
- St. Marys River
- Salmon River
- Sand River
- Sauble River
- Saugeen River
- Scugog River
- Seine River
- Seguin River
- Serpent River
- Severn River
- Shebandowan River
- Skootamatta River
- South Nation River
- Soweska River
- Spanish River
- Speed River
- Spey River
- Steel River
- Sturgeon River
- Sydenham River
- Talbot River
- Teeswater River
- Temagami River
- Thames River (London)
- Trent River
- Turtle River
- Usiske River
- Vermilion River
- Whitefish River
- Wabigoon River
- Wanapitei River
- Wapesi River
- Winisk River
- Winnipeg River
- Welland River
- York River
Creeks
- Bronte Creek
- Catfish Creek
- Dingman Creek
- Emerson Creek
- Etobicoke Creek
- Hopkins Creek
- Jeannettes Creek
- Jersey Creek
- Kettle Creek
- McGregor Creek
- Medway Creek
- Mimico Creek
- Pottersburg Creek
- Rainbow Creek (Toronto or Woodbridge)
- Red Hill Creek (Niagara)
- Robinson Creek (Toronto)
- Sixteen Mile Creek (Toronto )
- Stoney Creek (Western Ontario)
- Taylor Creek
- Waubuno Creek
- Wilket Creek
