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.

1 List of rivers arranged by watershed
- 1.1 Hudson Bay watershed
  - 1.1.1 Nelson River watershed
  - 1.1.2 James Bay watershed
- 1.2 Atlantic Ocean watershed
2 Alphabetical list (excluding lakes)
- 2.1 Rivers
3 See also

List of rivers arranged by watershed [edit]

The Agawa River in the Algoma District

Hudson Bay watershed [edit]

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 [edit]

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
- 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 [edit]

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

Atlantic Ocean watershed [edit]

Lake Superior watershed [edit]

In order of ascent from west to east:

Lake Huron/Georgian Bay [edit]

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
Go Home River
Kagawong River
Key River
Magnetawan River
Maitland River
Manitou River
Mindemoya River
Mississagi River
Moon River (Cottage Country)
- Muskoka 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 [edit]

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
- Irvine River
- Nith River
- Speed River

Lake Ontario watershed [edit]

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)
Frenchman's Bay watershed
- Amberlea Creek
- Dunbarton Creek
- Pine Creek
- Krosno Creek
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 [edit]

Ottawa River watershed [edit]

In order of ascent mainly from west to east

Blanche River
Montreal River
- Lady Evelyn River
Matabitchuan River
Mattawa River
Chalk River
Petawawa River
Muskrat River
- Indian River
Bonnechere 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
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

This list is incomplete; you can help by expanding it.

Alphabetical list (excluding lakes) [edit]

Rivers [edit]

A	B	C	D
Agawa River Agnes River Albany River Amable du Fond River Amberlea Creek Aquatuk River Arrow River Asheweig River Asylum Stream 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 Bonar Creek Bonnechere River Boyne River Brock Stream 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 Denison Creek Dewson Stream Dog River Don River (Toronto) Dunbarton Creek
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 Havelock Stream 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	Jackson Creek Julia River	Kagawong River Kagiano River Kaministiquia River Kapiskau River Kapuskasing River Kattawagami River Kenogami River Key River Kinushseo River Kopka River Krosno Creek Kwataboahegan River	Lady Evelyn River Lakitusaki River Lawagamau River Layton River Little River Little Ausable River Little Mississippi River London Stream 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 Moutray Stream 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 Creek 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 Creek 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 Stafford Stream 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 Springmount Stream 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) Superior Creek 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