There are two Canadian provinces that border Maine. The one that borders Maine on the northwest is the province of Quebec.
Yes it is a Canadian Province bordeing Maine
As a matter of fact, two Canadian provinces border Maine - Quebec and New Brunswick.
New Brunswick, Canada is east of Maine, USA.
The US state of Minnesota is bordered by the Canadian provinces of Manitoba and Ontario to the north.
Maine,
Since the State of Maine is shaped sort of like a dog's head, cardinal directions like "north, south, east and west" aren't all that useful. However.... The western border of Maine/eastern border of New Hampsire is approximately 71W, but it isn't perfectly north/south, and the southern end of this wanders with the Piscataqua River. The northwestern border is with Quebec, Canada; the northern and northeastern borders of Maine abut the Canadian province of New Brunswick. The southeastern border of Maine is the Atlantic Ocean.
Canada does not have states. Canada has provinces. The Canadian province of Québec shares a border with the American states of New York, Vermont, New Hampshire and Maine.
Quebec... From about the northern tip west is Quebec, and to the east New Brunswick.
New BrunswickNew Brunswick forms the entire eastern border of Maine. Also of note is that Maine is the only US state that borders only one other state, which is New Hampshire.
Maine. It shares a border with the state of New Hampshire and the Canadian provinces of Quebec and New Brunswick.
The old province of Maine is in western France. Its capital was the town of Le Mans. The province was split under the French revolution between the departements of Sarthe and Mayenne.