List of regions of Canada

There are two kinds of regions in Canada: those formed at the national level and sometimes used for the Canadian Senate, and those used within the provinces and territories.
National regions.
Although these regions have no official status or defined boundaries the Provinces and territories are sometimes informally grouped into the following regions (generally from west to east):
Other regions are:
Seats in the Senate are equally divided among four regions: Maritimes, Quebec, Ontario, and the West, with special status for Newfoundland and Labrador, and Northern Canada ("the North").
Provincial regions.
The provinces and territories are all sub-divided into regions for a variety of official and unofficial purposes. In some provinces, the regions are used for political purposes. In others, they are just geographic areas.