Lunenburg was a federal electoral district in Nova Scotia, Canada, that was represented in the House of Commons of Canada from 1867 to 1925 and from 1949 to 1953.

Its boundary was that of Lunenburg County, Nova Scotia.

The electoral district was created as part of the British North America Act, 1867.

In 1924, it became obsolete when consolidated with Queens—Lunenburg riding.

This riding elected the following members of Parliament: On election being declared void On Mr. McLean's resignation, 23 October 1909