Ontario lakes
Ontario lakes — N
- Nabakwasi Lake
- Nabdoe L.
- Nabish Lake
- Nadeau Lake
- Nadine Lake
- Naftel's Creek
- Nagagami Lake
- Nagagami River
- Nagagamisis Lake
- Nagagamisis River
- Nagasin Lake
- Nahma Lake
- Nahnun Lake
- Nahwegezhic L. 11
- Nahwegezhic L. 2
- Nahwegezhic L. 4
- Nairn L. 28
- Naiscoot Lake
- Naked L.
- Nalla Lake
- Namakan Lake
- Namakan River
- Namakootchie Creek
- Namakootchie Lake
- Namaygoos Lake
- Namego Lake
- Nameiben Lake
- Nameibin Lake
- Nameigos Lake
- Nameless Lake
- Namewaminikan River
- Namiwan Lakes
- Nancy L.
- Nancy Lake
- Nankika Lake
- Nansen L. 8
- Nansen Lake
- Nanticoke Creek
- Napanee Lake
- Napanee Lake
- Napanee River
- Napier Lake
- Napken Lake
- Napper Lake
- Naraka Lake
- Narraway Lake
- Narrow Lake
- Narrow Lake
- Narrow Lake
- Narrow Lake
- Narrowbag Lake
- Narvik Lake
- Nass Lake
- Nassau L. 86
- Nassau Lake
- Natogami Lake
- Natter L.
- Nausikaa Lake
- Navy Lake
- Neal Lake
- Neault Lake
- Nebula Lake
- Nechigona Lake
- Neebing River
- Needle Lake
- Needle Lake
- Neegeek Lake
- Neewin Lake
- Negeek Lake
- Negick Creek
- Negick Lake
- Negro Lakes
- Negwazu Lake
- Nehemiah Lake
- Neil Berry L.
- Neilson Lake
- Nellem Lake
- Nelles Creek
- Nellie L.
- Nellie Lake
- Nelson Lake
- Nelson Lake
- Nelson Lake
- Nelson Lake
- Nelson Lake
- Nelson Lakes
- Nemakwis Lake
- Nemegos Lake
- Nemegosenda Lake
- Nemegosenda River
- Nemeibennuk Lake
- Nemo Lake
- Nemo River
- Nepahwin Lake
- Nepawin Lake
- Nepewassi Lake
- Neshin Lake
- Nest Lake
- Nesting Lake
- Nestor Lake
- Net Lake
- Nettie Lake
- Nettleton Lake
- Nettleton Lake
- Neumann Lake
- Neundorf Lake
- Neverfreeze Lake
- Neville Lake
- Nevison Lake
- New Lowell Re.
- Newberry Lake
- Newboro Lake
- Newcombe Lake
- Newell Lake
- Newlands Lake
- Newman Lake
- Newpost Creek
- Newton Lake
- Newton's Pothole
- Nezah Lake
- Nezwa Lake
- Niagara River
- Nibi Lake (Unofficial Name)
- Niblett L.
- Nibs Lake
- Niccolite Lake
- Nicholls Lake
- Nichols Lake
- Nicholson Lake
- Nick Lake
- Nickel Lake
- Nickleby Lake
- Nicol Lake
- Nicolet L. 11
- Nicolet L. 16
- Nid Lake
- Niemi L.
- Nifty Lake
- Niger Lake
- Night Hawk Lake
- Night Hawk River
- Nightfall Lake
- Nightjar Lake
- Nigick Lake
- Nikip Lake
- Nimitz L. 15
- Nina Lake
- Nine Lake
- Nine Mile Lake
- Nine Mile Lake
- Nine Mile Lake
- Nine Mile River
- Ninegee Lake
- Nineteen Creek
- Ningoowaswi Lake
- Ninth Lake
- Niobe Lake
- Nipigon River
- Nisbet Creek
- Nisbet Lake
- Niskibi River
- Nissin L.
- Nith River
- Nitro Lake
- Nittam Lake
- Niven Lake
- Nixon Lake
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- NL (Unofficial Name)
- No Good Lake
- No Man Lake
- No Name Lake
- Noakes Lake
- Noble Lake
- Noble Lake
- Noble Lake
- Nod Lake
- Nod Lake
- Noganosh Lake
- Noggin Lake
- Nogies Creek
- Nogies Lake
- Nolan Lake
- Nolan Lake
- Noname Lake
- Nonigose Lake
- Nonquon River
- Nonwatin Lake
- Nonwatin River
- Nonwatinose Lake
- Nool Lake
- Noon Lake
- Noonan Lake
- Nopeer Lake (Unofficial Name)
- Nora Lake
- Nora Lake
- Norah Lake
- Norberg Creek
- Norberg L. 37
- Norcan Lake
- Nordic Lake
- Nordica L.
- Norfolk Lake
- Norlock Lake
- Norman Lake
- Norman Lake
- Norn Lake
- Norrington Lake
- Norris Lake
- Norse Lake
- North Abinette River
- North Bissett Creek
- North Boundary Lake
- North Branch Lake
- North Branch Muskoka River
- North Branch South Nation River
- North Buck Lake
- North Burton L.
- North Castor River
- North Chainy Lake
- North Channel (French River)
- North Chubb Lake
- North Corbeau Creek
- North Creek
- North Crocker's Lake
- North Cuckoo Lake
- North Current River
- North Depot Lake
- North Dotty Lake
- North Eels Lake
- North Emerson Lake
- North Fowl Lake
- North French River
- North Galipo Lake
- North Gamble Lake
- North Grace Lake
- North Granite Lake
- North Havelock Lake
- North Healey Lake
- North Hodgins Lake
- North Hubert Lake
- North Indian Creek
- North L.
- North Lady Evelyn River
- North Lake
- North Lake
- North Lake
- North Lake
- North Longford Lake
- North Louise Lake
- North Madawaska River
- North Magnetawan River
- North Maskuti Lake
- North Mawn L.
- North McCrea Lake
- North McKinnon Lake
- North Milne Lake
- North Mink Lake
- North Moonbeam Lake
- North Muskego River
- North Narrow Lake
- North Oak Lake
- North Oriole Lake
- North Oskawe Lake
- North Otter Lake
- North Otter Lake
- North Otter Lake
- North Pagwachuan Lake
- North Penetangore River
- North Pickerel Lake
- North Pigeon Lake
- North Porcupine River
- North Raft L.
- North Raisin River
- North Rathbun Lake
- North Raven Lake
- North River
- North River
- North River
- North River Lake
- North Rouge Lake
- North Sandbank L.
- North Saugeen River
- North Scot Lake
- North Silver Lake
- North Spirit Lake
- North Spruce Lake
- North Sylvia Lake
- North Tea Lake
- North Thames River
- North Trout Creek
- North Trout Lake
- North Troutfly Lake
- North Tweed Lake
- North Twin Lake
- North Vance Lake
- North Vison Lake
- North Washagami Lake
- North Washagami River
- North Wejinabikun Lake
- North Whalen Lake
- North Wind Lake
- North Wreck Lake
- Northeast Lake
- Northeast Twin Lake
- Northern Light Lake
- Northland Creek
- Northland Lake
- Northline Lake
- Northmore Lake
- Northwest Lake
- Northwest Mountain Lake
- Norwalk Lake
- Norway Lake
- Norway Lake
- Norway Lake
- Norway Lake
- Norway Lake
- Norway Lake
- Norway Lake
- Norway Lake
- Norwegian Lake
- Noted Lake
- Notman Lake
- Notman Lake
- Nottawasaga River
- Nowlan Lake
- Noxheiatik Lake
- Nugget Lake (Unofficial Name)
- Number One Lake
- Number One Lake
- Number Two Lake
- Nungesser Lake (Unofficial Name)
- Nungesser River
- Nunikani Lake
- Nunya Lake (Unofficial Name)
- Nursery Lake
- Nushatogaini Lake
- Nushatogaini River
- Nutt Lake
- Nydia Lake
- Nym Lake