North Cleaver Lake is a lake in the Unorganized Part of Thunder Bay District in Northwestern Ontario, Canada. It is about long and wide, has an area of , and lies at an elevation of . The lake is in the Lake Superior drainage basin, and is located about northwest of the community of Schreiber, and northwest of Cleaver Lake, a lake in the adjacent Hewitson River drainage basin.
The lake has no inflows. The primary outflow is an unnamed creek at the west which leads west to the distant Winston Lake. Winston Lake drains via Winston Creek and the Pays Plat River to Lake Superior.