Has an NBA game ever ended 66-46?

Exactly once. On November 26, 1946, Detroit Falcons beat Cleveland Rebels 66-46, and no NBA game before or since has ended that way. When it happened it was a scorigami, the first 66-46 in league history.

Where 66-46 sits among nearby NBA scores. Deeper blue means a score has happened more often; the outlined cell is the new one.

That makes 66-46 the 2546th most common final score out of 3,190 that have ever occurred in NBA. One point away, 67-46 has happened 1 times and 66-47 has happened never.

Every 66-46 in NBA history

Date	Result	Season
1946-11-26	Detroit Falcons over Cleveland Rebels	1946

Open the NBA grid at 66-46