List of rivers of Ontario

This is the list of rivers which are in and flow through Ontario. The watershed list includes tributaries as well.
Dee River, flows between Three Mile Lake and Lake Rosseau.

Berens River
*Whitefish River (Berens River tributary)
Bloodvein River
Poplar River
Winnipeg River
*Lake of the Woods watershed
**Black River
**Rainy River
*** Kaunamaekauk River
*** Pinewood River
**** Kishkakoesis River
**** Pinewood Lake
*** Sturgeon Creek Sturgeon River
***Sleeman Creek
*** La Vallée River
***Rainy Lake
****Turtle River
*****Little Turtle River
****Pipestone River
****Seine River
*****Caribou 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
*****Alex Creek
*****Firesteel River
******Beaver River
*Black Sturgeon River
*MacFarlane River
**Octopus Creek
***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

Echoing River, draining via Gods River and Hayes River in Manitoba

*Pasquatchai River

**Beaver Stone River

**Wapaseese River

**Thorne River

**Sherman River

**Morrison River

**Rottenfish River

*Blackbear River

*Makoop River

*Windigo River

*Fox River

*Cobham River

*McInness River

Winisk River

*Asheweig River

*Pipestone River

**North Pipestone River

Sutton River (Hudson Bay)

*Aquatuk River

*Warchesku River

Kinushseo River

Lakitusaki River

Opinnagau River

Ekwan River

*Little Ekwan River

*Crooked River

*Matateto River

*North Washagami River

**Pineimuta River

**North Wabassie 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

***Fox River

**Nagagami River

**Otasawian River

**Shekak River

**Allanwater River

**Berg River

**Flindt River

*Kwataboahegan River

*Cheepash River

*Abitibi River

**Frederick House River

***Forks River

***Night Hawk River

***Redstone River (Northeastern Ontario)

***Whitefish River (Night Hawk Lake)

**Black River

***Whiteclay River

****Wolf Creek (Timiskaming District)

****Woollings Creek

*****Benoit Creek

*****Sarsfield Creek

******Tomwool Creek

*Mattagami River

**Kapuskasing River

***Saganash River

****Little Saganash River

***Dunrankin River

****East Dunrankin River

****Kirkwall River

***Nemegosenda River

****Borden River

***Kapuskasing Lake

****Chapleau River

*****Makonie River

*****Swanson River

******Little Swanson River

**Groundhog River

***Ivanhoe River

****Shawmere River

*****Little Shawmere River

***Nat River

*Missinaibi River

**Brunswick River

**Fire River

***Nebotik River

****Little Nebotik River

***Little Fire River

**Greenhill River

***South Greenhill River

**Hay River

**Mattawitchewan River

***Albany Forks

****Cameron Creek

****Oba River, Oba Lake

**Pivabiska River

***Valentine River

****Little Valentine River

**Opasatika River

**Soweska River

Partridge River

*Little Partridge River

***Little Shashiskau River

**Bodell River

***Pesekanaskoskau River

***Black River

**Little Kesagami River

*Corner River

*Again River

Little Missisicabi River

Kattawagami River

Quebec rivers flowing to Ontario. In order, from east to west:

Missisicabi River
*Obamsca River
*East Missisicabi River
*West Missisicabi River
Harricana River
*Joncas River
*Turgeon River
**Wawagosic River
**Detour River
**Garneau River
**Turcotte River
***Little Turcotte River
**Chabbie River
**Burntbush River
**North Burntbush River
***Mikwam River
****East Mikwam River
****Little Mikwam River
***Kabika River (Ontario)
****Case River
*****Kenning River
****East Kabika River
**Patten River
***South Patten River
***Little Clive River
**Boivin River
*Samson River
*Plamondon River
*Malartic River

Rivers of Quebec flowing through Ontario
Main rivers of Quebec flowing toward Ontario shores of James Bay,
in order, from east to west:

Little Missisicabi River
Missisicabi River
* Obamsca River
* Missisicabi River East
* Missisicabi River West
Piscapecassy River
Harricana River
* Joncas River
* Turgeon River
** Wawagosic River
** Detour River
** Patten River
** Burntbush River
** Boivin River
* Samson River
* Plamondon River
* Malartic River
Moose River (Ontario)
* Abitibi River
** La Sarre River
** Duparquet River
** Dagenais River

[Atlantic Ocean]

Lake Superior	Lake Huron/Georgian Bay	Lake Erie	Lake Ontario	Saint Lawrence River	Ottawa River
Pigeon River Arrow River Pine River Lomond River Kaministiquia River Mission River McKellar River Whitefish River Matawin River Depot Creek Shebandowan River Redhorse River Bear River Aguasabon River, Long Lake Neebing River McIntyre River Imogene River Current River Wolf 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) Namewaminikan River Foxear Creek Roslyn River Ogaman River Blackwater River Gull River Rainy Lake watershed Rat River Gravel River Steel River Pic River Black River Kagiano River White River Willow River Cascade River Swallow River Pukaskwa River Fox 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	Cow Creek Ausable River Little Ausable River Bayfield River Beaver River Boyne River Bighead River Blind River Boyne River Coldwater River North River (Ontario) French River Wanapitei River Pillow River Murdock River Wolseley River Wolf River Little French River Restoule River Hall River Lake Nipissing watershed Amateewakea River Cache River Sturgeon River Chiniguchi River Obabika River Smoky River Temagami River Tomiko River Poplar 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 Bolton River Little White River Moon River Muskoka River Indian River Hollow River Boyne River Sixteen Mile Creek Oxtongue River Buck River East River Musquash River Nine Mile River Nottawasaga River Boyne River Mad River Pine River Penetangore River Pickerel River Wolf River Pottawatomi River Pretty River St. Marys River Garden River Bar River Sauble River Rankin River Saugeen River Seguin River Serpent River Severn River Black River (Gloucester Pool) Black River (Severn River tributary) Lake Simcoe watershed Beaver River Black River (York Region) *Gull River (Balsam Lake) Spanish River Agnes River Aux Sables River Vermilion River Onaping River Carhess Creek *Depot Creek Michaud River Sydenham River Spey River Teeswater River Whitefish River	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 Oxbow Creek Pottersburg Creek Stoney Creek Waubuno Creek Sydenham River *St. Clair River Big Otter Creek Little Otter Creek * South Otter Creek Clear Creek Long Point Creek Big Creek * Venison Creek * Deer Creek Dedrick Creek Fisherville Creek Hay Creek Lynn River * Kent Creek * Davis Creek Nanticoke Creek Sandusk Creek Grand River Conestogo River Irvine Creek Nith River Speed River **Eramosa River	Niagara River Lyons Creek Two Mile Creek Tea Creek Niagara Falls Welland River Black Creek Coyle Creek Twelve Mile Creek Jordan Harbour watershed Twenty Mile Creek Red Hill Creek Burlington Bay watershed Sulphur Creek Bronte Creek Sixteen Mile Creek Credit River Etobicoke Creek Spring Creek Little Etobicoke Creek Heart Lake Elmcrest Creek North Creek Jackson Creek Superior Creek Mimico Creek Bonar Creek Humber River Black Creek (Toronto) Emerson Creek Jersey Creek Rainbow Creek Robinson Creek 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 West Highland Creek Rouge River Bruce Creek Berczy Creek Beaver Creek *Apple Creek Petticoat Creek Frenchman's Bay watershed Amberlea Creek Dunbarton Creek Pine Creek Krosno Creek Duffins Creek Miller's Creek Ganatsekiagon Creek Brougham Creek Carruthers Creek Lynde Creek Pringle Creek Corbett Creek Oshawa Creek Goodman's Creek Montgomery Creek (Ontario) Farewell Creek Harmony Creek Black Creek (Farewell Creek) Robinson Creek Tooley Creek Darlington Creek West Side Creek Bowmanville Creek Soper Creek Wilmot Creek Foster Creek Graham Creek Port Granby Creek Brand Creek Ganaraska River Salem Creek Trent River Crowe River *North River Rice Lake drainage basin Indian River Otonabee River *Kawartha Lakes drainage basin Burnt River *Drag River *Irondale River Fenelon River Gull River *Scugog River Moira River Clare River Skootamatta River Black River Salmon River Napanee River Depot Creek (Napanee River tributary) Millhaven Creek Little Cataraqui Creek Cataraqui River Rideau Canal system Gananoque River	Saint Lawrence River Raisin River	Blanche River (Lake Timiskaming) Larder River Laberge River Dufay River Englehart River Misema River Little Misema River Lillord Creek Montreal River Makobe River Lady Evelyn River Matabitchuan River Jocko River Little Jocko River Mattawa River Amable du Fond River Kaibuskong River Depot Creek North River Chalk River Petawawa River Barron River Depot Creek Crow River North River [Little Madawaska River (Ontario)\|Madawaska River (Ontario)\|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 Sawmill Creek Jock River Tay River Green's Creek 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 Rabbit Creek *Angus Creek Net Creek Johnny Creek Alfreda Creek

List of rivers of Ontario

List of rivers arranged by watershed

[Hudson Bay]

[Atlantic Ocean]