List of rivers of Ontario

This is the list of rivers which are situated in and flow through Ontario. The watershed list includes tributaries as well.

List of rivers arranged by watershed

File:Agawa River, Ontario.jpg

The Agawa River in the Algoma District

Hudson Bay watershed

In order of drainage into Hudson Bay from west to east:

• Echoing River, draining via Gods River and Hayes River in Manitoba
  • Pasquatchai River
  • Sturgeon River
• Black Duck River
• Severn River
  • Beaver River
  • Fawn River
  • Sachigo River
    • Wapaseese River
    • Beaver Stone River
  • Blackbear River
  • Makoop River
  • Windigo River
  • Cobham River
  • McInness River
• Winisk River
  • Asheweig River
  • Pipestone River
    • North Pipestone River
• Sutton River
  • Aquatuk River
• Kinushseo River

Nelson River watershed

via Lake Winnipeg in Manitoba

• Berens River
  • Whitefish River (Berens River)
• Bloodvein River
• Winnipeg River
  • Lake of the Woods watershed
    • Rainy River
      • Kaunamaekauk River
      • Pinewood River
        • Kishkakoesis River
        • Pinewood Lake
      • Sturgeon Creek (or) Sturgeon River
      • La Vallée River
      • Rainy Lake
        • Turtle River
          • Little Turtle River
        • Pipestone River
        • Seine River
          • Farrington Creek
          • Cherry River
          • Manitou River
            • Manitou Stretch, Lower and Upper Manitou Lake
              • Peep Bay
              • Grant Lake
              • Mosher Bay
          • McTaggart Creek
          • MacDonald's Inlet
          • Big Canoe River, Cuttle Lake
          • Clement Creek
          • Sleeman Creek
          • Alex Creek
  • Black Sturgeon River
  • MacFarlane River
    • Octopus Creek (Ena Brook)
      • Devils Creek
    • Whitney Creek
    • Talbot Creek
    • Boot Creek
  • English River
    • Cedar River
    • Whitefish Lake
      • Whitefish River (Lac Seul)
    • Marchington River
      • Sturgeon River
    • Sturgeon River
    • Vermilion River
    • Wabigoon River
    • Wapesi River

James Bay watershed

In order of drainage into James Bay from north to south:

• Lakitusaki River
• Opinnagau River
• Ekwan River
• Attawapiskat River
  • Pineimuta River
• Lawashi River
• Kapiskau River
• Albany River
  • Henley River
  • Kenogami River
    • Little Current River
      • Kapikotongwa River
        • Powitik River
          • Summit Lake (Thunder Bay District)
    • Pagwachuan River
    • Flint River, Flint Lake
      • Hinata River
    • Burrows River, Burrows Lake
      • Murky Creek
      • Cotoneaster Lake
    • Kemogamisis River
      • Isis Creek
      • Fecteau Lake
    • Wintering Lake
      • Westside Bay
      • Pout River
    • Drowning River
    • Kabinakagami River
    • Nagagami River
    • Otasawian River
    • Shekak River
  • Ogoki River
    • Allanwater River
      • Brightsand River
    • Flindt River
• Moose River
  • Kwataboahegan River
  • Cheepash River
  • Abitibi River
    • Frederick House River
      • Forks River
      • Night Hawk River
      • Redstone River (Northeastern Ontario)
      • Whitefish River (Night Hawk Lake)
  • Mattagami River
    • Kapuskasing River
      • Nemegosenda River
        • Chapleau 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
• Partrigde River
• Kesagami River
• Harricana River
  • Lawagamau River
• Kattawagami River

Atlantic Ocean watershed

Lake Superior watershed

In order of ascent from west to east:

• Pigeon River
  • Arrow River
  • Pine River
• Kaministiquia River
  • Mission River
  • McKellar River
  • Whitefish River
  • Shebandowan River
  • Redhorse River
  • Bear River
  • Rat River Bay, Rat River
• Aguasabon River, Long Lake
• Neebing River
• McIntyre River
• Imogene River
• Current River
• Black Sturgeon River
• Sturgeon River (Black Bay Peninsula)
• Nipigon Strait, Nipigon Bay, Nipigon River, Lake Helen
  • Lake Nipigon watershed
    • Windigo River
      • Mud River
    • Ogoki River
    • Kopka River
    • Ombabika River, Summit Lake (Thunder Bay District)
    • Ogaman River
    • Blackwater River
    • Gull River
• Steel River
• Pic River
  • Black River
  • Kagiano River
• White River
• Willow River
• Cascade River
• Swallow River
• Pukaskwa River
• Julia River
• Magpie River
• Dog River
• Michipicoten River
• Old Woman River
• Red Rock River
• Gargantua River
• Baldhead River
• Coldwater River
• Sand River
• Agawa River
• Montreal River
  • Indian River (Algoma District)
• Harmony River
  • Chippewa River
• Batchawana River
• Carp River
• Goulais River

Lake Huron/Georgian Bay

In alphabetical order

• Ausable River
  • Little Ausable River
• Bayfield River
• Beaver River
  • Boyne River
• Bighead River
• Blind River
• Coldwater River
  • North River (Ontario)
• French River
  • Wanapitei River
  • Pillow River
  • Murdock River
  • Wolseley River
  • Little French River
  • Restoule River
  • Hall River
  • Lake Nipissing watershed
    • Amateewakea River
    • Cache River
    • Sturgeon River
      • Smoky River
      • Temagami River
    • Little Sturgeon River
    • Duchesnay River
    • La Vase River
    • Wasi River
    • South River
• Go Home River
• Kagawong River
• Key River
• Magnetawan River
• Maitland River
• Manitou River
• Mindemoya River
• Mississagi River
• Moon River (Cottage Country)
  • Muskoka River
    • Indian River
    • Hollow River
    • Oxtongue River
    • Buck River
    • East River
• Musquash River
• Nine Mile River
• Nottawasaga River
  • Boyne River
  • Mad River
  • Pine River
• Penetangore River
• Pickerel River
• Pottawatomi River
• Pretty River
• St. Marys River
  • Garden River
  • Bar River
• Sauble River
  • Rankin River
• Saugeen River
• Seguin River
• Serpent River
• Severn River (part of the Trent-Severn Waterway)
  • Lake Simcoe watershed
    • Gull River (Balsam Lake)
• Spanish River
  • Agnes River
  • Aux Sables River
  • Vermilion River
• Sydenham River
  • Spey River
• Teeswater River
• Whitefish River

Lake Erie watershed

• Detroit River
  • Lake St. Clair watershed
    • Little River
    • Pike Creek
    • Puce River
    • Belle River
    • Ruscon River
    • Thames River
      • Avon River
      • Dingman Creek
      • Jeanettes Creek
      • McGregor Creek
      • Medway Creek
      • Pottersburg Creek
      • Stoney Creek
      • Waubuno Creek
    • Sydenham River
    • St. Clair River
• Lynn River
• Grand River
  • Conestogo River
  • Eramosa River
  • Nith River
  • Speed River

Lake Ontario watershed

In order of ascent mainly from west to east

• Niagara River
  • Lyons Creek
  • Two Mile Creek
  • Tea Creek
• Niagara Falls
  • Welland River
    • Black Creek (Niagara)
    • Coyle Creek
• Twelve Mile Creek
• Jordan Harbour watershed
  • Twenty Mile Creek
• Red Hill Creek (Hamilton)
• Burlington Bay watershed
  • Sulphur Creek
• Bronte Creek
• Sixteen Mile Creek (Oakville)
• Credit River
• Etobicoke Creek
  • Spring Creek
  • Little Etobicoke Creek
  • Heart Lake (Brampton)
  • Elmcrest Creek (Toronto)
• North Creek
• Jackson Creek
• Superior Creek
• Mimico Creek
  • Bonar Creek
• Humber River
  • Black Creek (Toronto)
  • Emerson Creek
  • Jersey Creek
  • Rainbow Creek (Woodbridge)
    • Robinson Creek (Toronto)
  • West Humber River
  • East Humber River
• Toronto Harbour
  • Garrison Creek
    • Springmount Stream
    • London Stream
    • Dewson Stream
    • Asylum Stream
    • Stafford Stream
    • Denison Creek
      • Brock Stream
      • Havelock Stream
      • Moutray Stream
  • Russell Creek
  • Taddle Creek
  • Don River
    • West branch Don River
      • Castle Frank Brook
    • Taylor Creek
    • East Branch Don River
      • German Mills Creek
      • Deerlick Creek
• Highland Creek
• Rouge River (Toronto-Pickering)
  • Beaver Creek
• Petticoat Creek (Pickering)
• Duffins Creek
  • Miller's Creek
  • Ganatsekiagon Creek
• Brougham Creek
• Pringle Creek
• Corbett Creek
• Goodman Creek
• Robinson Creek
• Darlington Creek
• West Side Creek
• Soper Creek
• Wilmont Creek
• Foster Creek
• Graham Creek
• Carruthers Creek
• Ganaraska River (Port Hope)
• Trent River (part of the Trent-Severn Waterway)
  • Crowe River
  • Rice Lake watershed
    • Otonabee River
      • Fenelon River
    • Indian River (Rice Lake)
  • Gull River (Balsam Lake)
• Moira River (Belleville)
  • Black River
  • Clare River
  • Skootamatta River
• Salmon River
• Napanee River
• Cataraqui River (Kingston)
  • Rideau Canal system
• Gananoque River

Saint Lawrence River watershed

• Saint Lawrence River
• Raisin River

Ottawa River watershed

In order of ascent mainly from west to east

• Blanche River
• Montreal River
  • Lady Evelyn River
• Matabitchuan River
• Mattawa River
  • Amable du Fond River
  • Kaibuskong River
  • North River
• Chalk River
• Petawawa River
  • Barron River
  • Crow River
  • North River
  • Little Madawaska River
  • Nipissing River
  • Tim River
• Muskrat River
  • Indian River
• Bonnechere River
  • Sherwood River
  • Pine River
  • Aylen River
• Madawaska River
  • Opeongo River
  • York River
    • Little Mississippi River
    • North York River
      • Clyde Creek
  • South Madawaska River
    • Galipo River
    • Crossbar River
  • North Madawaska River
• Mississippi River
  • Indian River
  • Clyde River
    • Little Clyde River
  • Fall River
• Carp River
• Rideau River
  • Jock River
  • Tay River
• South Nation River
  • Castor River
    • North Castor River
    • Middle Castor River
    • South Castor River
    • East Castor River
  • Little Castor River
• Rigaud River
  • East Rigaud River

Alphabetical list (excluding lakes)

Rivers

A	B	C	D
Agawa River Agnes River Albany River Amable du Fond River Aquatuk River Arrow River Asheweig River Attawapiskat 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 Creek (Ontario) Black Creek (Toronto) Black River Black Duck River Black Sturgeon River (Kenora District) Black Sturgeon River (Thunder Bay District) Blind River Bloodvein River Bonnechere River Boyne River Brunswick River Buck River Burnt River	Cache River Carp River Castor River Cataraqui River Chalk River Chapleau River Cheepash River Clare River Clyde River Coldwater River (Algoma District) Coldwater River (Simcoe County) Conestogo River Credit River Crow River Crowe River Current River	Detroit River Dog River Don River (Toronto)
E	F	G	H
East River Ekwan River English River Eramosa River	Fall River Fawn River Fenelon 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 (Lake Nipigon) Gull River (Balsam Lake) Harricana River Hay River Holland River Hollow River Humber River Humber River, East Humber River, West
I	J	K	L
Imogene River Indian River (Algoma District) Indian River (Rice Lake) Indian River (Lanark County) Indian River (Muskoka District) Indian River (Muskrat River watershed) Ivanhoe River	Julia River	Kagawong River Kagiano River Kaministiquia River Kapiskau River Kapuskasing River Kattawagami River Kenogami River Key River Kinushseo River Kopka River Kwataboahegan River Lady Evelyn River Lakitusaki River Lawagamau River	Layton River Little River Little Ausable River Little Mississippi River Lynn River
M	N	O	P
MacFarlane River Mad River Madawaska River Magnetawan River Magpie River Maitland River Manitou River Maskinonge River Matawitchewan River Mattagami River Mattawa River Mattawishkwia River McIntyre River McKellar River Michipicoten River Mindemoya River Missinaibi River Mission River Mississagi River Mississippi River Moira River Montreal River (Algoma–Sudbury, Ontario) Montreal River (Timiskaming District) Moon River (Cottage Country) Moose River Muskoka River Musquash River	Napanee River Nat River Niagara River Night Hawk River Nine Mile River Nipigon River Nipissing River Nith River Neebing River Nonquon River North York River Nottawasaga River	Old Woman River Ombabika River Opasatika River Opeongo River Opinnagau River Otonabee River Oxtongue River	Penetangore River Pic River Pickerel River Pigeon River Pine River Pipestone River Pivabiska River Porcupine River Pottawatomi River Pretty River Pukaskwa River
Q	R	S	T
	Rainy River Raisin River Rankin River Redstone River (Northeastern Ontario) 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 Schomberg 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 (Black Bay Peninsula) Sturgeon River (Kenora District) Sturgeon River (Lake Nipissing) Sturgeon River (Manitoba) Sturgeon River (Marchington River) Sturgeon River (Simcoe County) Sutton River Swallow River Sydenham River	Talbot River Teeswater River Temagami River Thames River (London) Trent River Turtle River Twenty Mile Creek
U	V	W	Y
Usiske River	Vermilion River (Lac Seul) Vermilion River (Sudbury District)	Wabigoon River Wanapitei River Wapesi River Whitefish River (Berens River) Whitefish River (Lac Seul) Whitefish River (Night Hawk Lake) Whitefish River (Thunder Bay District) Whitefish River (Sudbury District) Winisk River Winnipeg River Welland River	York River

See also

• List of creeks in Ontario
• List of tributaries of Hudson Bay
• Alphabetical list of rivers in Canada
• Rivers of the Americas