Has a CFL game ever ended 12-0?

Exactly once. On August 17, 1959, BC Lions beat Edmonton Eskimos 12-0, and no CFL game before or since has ended that way. When it happened it was a scorigami, the first 12-0 in league history.

Where 12-0 sits among nearby CFL scores. Deeper blue means a score has happened more often; the outlined cell is the new one.

That makes 12-0 the 850th most common final score out of 1,183 that have ever occurred in CFL. One point away, 13-0 has happened never and 12-1 has happened 1 times.

Every 12-0 in CFL history

Date	Result	Season
1959-08-17	BC Lions over Edmonton Eskimos	1959

Open the CFL grid at 12-0