List of islands of Ontario

[Lake Abitibi]

• Black Island
• Kenosha Island
• Mistaken Islands

[Albany River]

• Albany Island
• Big Island
• Blackbear Island
• Byrd Island
• Cheepay Island
• Comb Island
• Fafard Island
• Faries Island
• Hat Island
• Hill Island
• Kagami Island
• Kakago Island
• Linklater Island
• Norran Island
• Oldman Island
• Peacock Island
• Robins Island
• Sand Cherry Island
• Stonebasket Island
• Tanti Island
• Willow Island

Balsam Lake">Balsam Lake (Ontario)">Balsam Lake

• Grand Island

Big Gull Lake - West End - Little Gull Lake">Big Gull Lake - West End - Little Gull Lake (Ontario)">Big Gull Lake - West End - Little Gull Lake

• Belle Island
• Carlson Island
• Snake Island
• Chimney Island
• Goat Island
• Race Island
• Rifle Island

Big Gull Lake - East End">Big Gull Lake - East End (Ontario)">Big Gull Lake - East End

• Beacon Island
• Bear Boundary Island
• Big Boundary Island
• Boundary Island
• Brothers Island
• Green Island
• Johns Island
• Long Island
• Marshall Island
• Pogue's Island
• Redlac Island
• Sister Island
• Three Sister's Island
• Viking Point Island
• Whalen Island
• Whispering Pines Island

[Big Rideau Lake]

• Big Island
• Exe Island
• Grindstone Island
• Land's End Island
• Long Island
• Oak Island
• Tar Island
• Turnip Island
• Tower Island

Buckhorn Lake">Buckhorn Lake (Ontario)">Buckhorn Lake

• Emerald Isle
• Fox Island
• Nichol Island

[Cataraqui River]

• Isle of Man

[Charleston Lake]

• Crosier Island

[Lake Chemong]

• Big Island

[Lake Couchiching]

• Chiefs Island

Cranberry Lake">Cranberry Lake (Ontario)">Cranberry Lake

• Beaupre Island

[Detroit River]

• Bois Blanc Island
• Fighting Island
• Peche Island
• Turkey Island

[Lake Erie]

• Big Chicken Island
• Chick Island
• East Sister Island
• Hen Island
• Middle Island
• Mohawk Island
• North Harbour Island
• Pelee Island
• Ryerson's island

[Fairbank Lake]

• Fairbank Island

French River">French River (Ontario)">French River

• Cantin Island
• Eighteen Mile Island
• Fourmile Island
• Okikendawt Island
• Potvin Island

[Gloucester Pool]

• Broadview Island
• Deer Island
• Lauley Island

Grand River">Grand River (Ontario)">Grand River

• Kerby Island

Gull Lake">Gull Lake (Ontario)">Gull Lake

• Long Island

[Lake Huron]

• Argyle Island
• Beament Island
• Burke Island
• Chantry Island
• Cigar Island
• Cockburn Island
• Cove Island
• Cranberry Island
• Devil Island
• Doctor Island
• Great Duck Island
• Evelyn Island
• Fitzwilliam Island
• Garden Island
• Ghegheto Island
• Greene Island
• Gull Rock
• Herschel Island
• Indian Island
• Jack Island
• Kitchener Island
• Kolfage Island
• Little Kitchener Island
• Lonely Island
• Lucas Island
• Lyal Island
• Main Station Island
• Manitoulin Island
• McCallum Island
• Middle Duck Island
• North Otter Island
• Oar Island
• Outer Duck Island
• Perseverance Island
• Peters Island
• Pine Island
• Russell Island
• Smokehouse Island
• South Otter Island
• St. Joseph Island
• Stevens Island
• Thibault Island
• Turning Island
• Twin Island
• Tyson Island
• Vimy Island
• Western Duck Island
• Whiskey Island
• Whitefish Island
• Yeo Island

[Georgian Bay]

• Aberdeen Island
• Badgeley Island
• Barrier Island
• Bateau Island
• Bears Rump Island
• Beausoleil Island
• Beckwith Island
• Big Burnt Island
• Bone Island
• Bustard Islands
• Centre Island
• Champlain Island
• Champlain Monument Island
• Christian Island
• Churchill Islands
• Club Island
• Cockburn Island
• Crescent Island
• Dead Island
• Echo Island
• Elizabeth Island
• Elmtree Island
• Foster Island
• Fox Island
• Franklin Island
• French River Island
• Fryingpan Island
• Flowerpot Island
• George Island
• Giants Tomb Island
• Governor Island
• Gray Island
• Griffith Island
• Halfmoon Island
• Hatch Island
• Hay Island
• Heisey Islands
• Hen and Chicken Island
• Hertzberg Island
• Hope Island
• Huckleberry Island
• Kelvin Island
• King's Island
• Kokanongwi Island
• Lonely Island
• Lookout Island
• Loon Island
• Maxwell Island
• McCoy Islands
• McLaren Island
• McQuade Island
• Methodist Island
• Mink Islands
• Minnicognashene Island
• Moon Island
• Mowat Island
• North Limestone Island
• North Watcher Island
• Northwest Burnt Island
• Nottawasaga Island
• Oak Islands
• Oak Island
• Otter Island
• Parry Island
• Pine Island
• Pittsburg Island
• Pleasant Island
• Portage Island
• Rabbit Island
• Rose Island
• Sandy Island
• Sans Souci Island
• Sharp Island
• Shawanaga Island
• Smooth Island
• Snake Islands
• South Limestone Island
• South Watcher Island
• Tanvat Island
• Thirty Thousand Islands
• Tonches Island
• Turning Island
• Umbrella Islands
• Wall Island
• Western Islands
• White Cloud Island
• Wreck Island

North Channel">North Channel (Ontario)">North Channel

• Amedroz Island
• Barren Island
• Barrie Island
• Bateman Island
• Batture Island
• Bears Back Island
• Beauty Island
• Beaver Island
• Bedford Island
• Belleau Island
• Bourinot Island
• Carpmael Island
• Crawford Island
• Crescent Island
• Darch Island
• Eastern Island
• East Rous Island
• Egg Island
• Elm Island
• Fanny Island
• Five Islands
• Galt Island
• Gertrude Islands
• Goat Island
• Gooseberry Island
• Great La Cloche Island
• Griffith Island
• Henry Island
• Heywood Island
• High Island
• Hog Island
• Little La Cloche Island
• Louisa Island
• Matheson Island
• McGregor Island
• McTavish Island
• Meredith Island
• Ned Island
• Partridge Island
• Sagamok Island
• Schreiber Island
• St. Joseph Island
• St. Just Island
• Strawberry Island
• Vidal Island
• Wabos Island
• West Mary Island
• West Rous Island

[Parry Sound]

• Elizabeth Island
• Huckleberry Island
• Mowat Island

[Hay Bay]

• Clark Island

[Lake Joseph]

• Cameron Island
• Chief's Island
• Yoho Island
• Gitchie Island

[Lake Kagawong]

• Bass Island
• Gull Island
• Kakawaie Island
• Little Island

[Kawagama Lake]

• Dennison Island
• Big Trout Island
• Bear Island
• Echo Island
• Little Trout Island
• Trout Island

[Larder Lake]

• Big Pete Island
• Island U

[Lower Buckhorn Lake]

• Wolf Island

McArthur Lake">McArthur Lake (Ontario)">McArthur Lake

• McArthur Island
• Sharprock Island
• Blueberry Island
• Hidden Island
• Delta Island
• Shadfly Island
• Olyjian Isle
• Diorite Island
• Midway Island
• Crayfish Island
• Cat Island
• Maziic Island
• Taylor's Island

[Lake Mindemoya]

• Treasure Island

Mississippi River">Mississippi River (Ontario)">Mississippi River

• Greig Island

Moose River">Moose River (Ontario)">Moose River

• Moose Factory Island

[Lake Muskoka]

• Acton Island
• Browning Island
• Bigwin Island
• Crown Island
• Eilean Gowan Island
• Gairney Island
• Rankin Island
• Isle of Skye
• Taylor Island

Severn Sound">Severn Sound (Ontario)">Severn Sound

• Green Island
• Little Beausoliel Island
• Potato Island
• Present Island
• Quarry Island
• Roberts Island

[Niagara River]

• Cedar Island
• Gull Island
• Navy Island

[Lake Nipigon]

• Geike Island
• Kelvin Island
• Logan Island
• Murchison Island
• Shakespeare Island

[Lake Nipissing]

• Burnt Island
• Burrit Island
• East Hardwood Island
• Garden Island
• Goose Islands
• Great Manitou Island
• Gull Islands
• Iron Island
• Little Manitou Island
• Little Oak Island
• Manitou Islands
• Maskinoge Island
• Rankin Island
• Rock Islands
• Sandy Island
• Smith Island
• West Hardwood Island

[Lake Ontario]

• Amherst Island
• Bayfield Island
• False Duck Island
• Frontenac Islands
• Greene Island
• Gull Island
• Hickory Island
• High Bluff Island
• Horseshoe Island
• Main Duck Island
• Nicholson Island
• Scotch Bonnet Island
• Simcoe Island
• Timber Island
• Toronto Islands
• Waupoos Island
• Wolfe Island

[Bay of Quinte]

• Bassett Island
• Big Island
• Lyons Island
• Salmon Island

[Ottawa River]

• Alexandra Island
• Amanda Island
• Aylmer Island
• Basil Island
• Bate Island
• Bay Island
• Beacon Island
• Beckett Island
• Bell Island
• Big Island
• Big Elbow Island
• Boom Island
• Bruyère Island
• Burnt Island
• Butternut Island
• Cape Island
• Carl Island
• Cedar Island
• Chapman Island
• Chartrand Island
• Chenaux Island
• Christie Island
• Clarence Island
• Clement Island
• Coffin Island
• Coreille Island
• Corinne Island
• Cornelius Island
• Cotnam Island
• Crab Islands
• Cunningam Island
• Cushing Island
• Daisy Island
• Davis Island
• Deep River Islet
• Demers Island
• Dow Island
• Dunlop Island
• Duck Island
• Dupras Island
• Dutch Island
• Ellis Island
• Evelyn Island
• Farr Island
• Fish Island
• Fraser Island
• Fury Island
• Gibraltar Island
• Green Island
• Gutzman Island
• Hamilton Island
• Haycock Island
• Hazel Island
• Hazelton Island
• Hen Island
• Hog Island
• The Horseshoe
• Houston Island
• Île Chénier
• Île du Chenail
• Île Ecuiel
• Île Ste-Rosalie
• Île Young
• Île Yvette-Naubert
• Irving Island
• Isabel Island
• Jamieson Island
• John Joe Island
• Kate Island
• Kedey's Island
• King Edward Island
• Latour Island
• Lemieux Island
• Lillian Island
• Loggershack Peak
• Lorne Island
• Louise Island
• Lower Duck Island
• Lumpy Denommee's Island
• Mackie Island
• Man Island
• Mary Island
• Meadow Island
• Merrill Island
• Metcalf Island
• Miller Island
• Morris Island
• Nichol's Island
• Oak Island
• O'Meara Island
• Parker Island
• Peak Island
• Pearl Island
• Petrie Island
• Pink Island
• Poker Island
• Princess Island
• Ramsey Island
• Randolph Island
• Rempnouix Island
• Riopelle Island
• Rocher Capitaine Island
• Rock Island
• Ruby Islet
• Russell Island
• Sack's Island
• Sandbar Island
• Santa Island
• Sawlog Island
• Shoal Island
• Short Turn Island
• Steamer Island
• Snake Island
• Sullivan Island
• Upper Duck Island
• Victoria Island
• Wabewawa Island
• Willson Island
• Windsor Island

Pigeon Lake">Pigeon Lake (Ontario)">Pigeon Lake

• Big Island

Rice Lake">Rice Lake (Ontario)">Rice Lake

• Cow Island
• East Grape Island
• Grasshopper Island
• Harris Island
• Hickory Island
• Long Island
• Lower Foley Island
• Margaret Island
• Mink Island
• Muskrat island
• Paudaush Island
• Prison Island
• Rack Island
• Sugar Island
• Tic Island
• Upper Foley Island
• West Grape island
• White Island

[Rideau River]

• Barnes Island
• Beech Island
• Cummings Island
• Green Island
• James Island
• Kilmarnock Island
• Libby Island
• Long Island
• Maple Island
• Nicolls Island
• Porter Island
• Sanders Island

[Lake Rosseau]

• Florence Island
• Tobin Island
• Wellesley Island

[Lake Scugog]

• Washburn Island

[Lake Simcoe]

• Fox Island
• Georgina Island
• Grape Island
• Snake Island
• Strawberry Island
• Thorah Island

[Skootamatta Lake]

• Big Island

[Lake Saint Clair (North America)]

• Bassett Island
• Grassy Bend Islands
• St. Anne Island
• Squirrel Island
• Walpole Island

[St. Clair River]

• Fawn Island
• Stag Island
• Walpole Island

[Saint Lawrence River]

• Burnt Island
• Pine Island

[Lake of the Woods]

• Aulneau Island
• Big Island
• Bigsby Island
• Copper Island
• Corkscrew Island
• Hay Island
• LaVérandrye Island
• Scotty Island
• Sultana Island
• Thompson Island
• Wolf Island
• Copeland Island
• Town Island
• Coney Island
• Treaty Island
• Shammis Island
• Crow Rock Island
• Mather Island
• Allie Island
• East Allie Island
• Big Narrows Island
• de Noyon Island
• Bishops Point Island
• Long Point Island