See also: Great Lakes
- This early usage may have resulted from considering these lakes in relation to the St. Lawrence River and Lake Champlain.
- 1780  (1959)  Mr Cornwall late Master Builder on the upper lakes came [as a] Passenger in the Vessel . . . Fn. Cornwall was master builder of ships on Lake Ontario.
- 1803  (1912)  Both the North-West Companies (Old North-West Co. and X Y Company. Ed.) have vessels in the Upper Lakes (neither of them on Ontario). . . .
2 Lakes Huron and Superior, and, sometimes, Michigan, the most northerly of the Great Lakes.
See also: Lower Lakes Upper Lake
- 1850  Although it will be described in the Appendix, I may here advert to the singular fact that all the superfluous waters of the great upper lakes pass through it, while in one place it is only 115 yards broad.
- 1959  Upper Lakes Shipping hopes to have a new bulker, Seaway Queen, on hand after her maiden trip to the Upper Lakes for ore.