Has an AFL game ever ended 76-39?
Exactly once. On June 8, 1914, Carlton beat Essendon 76-39, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 76-39 in league history.
That makes 76-39 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 77-39 has happened 1 times and 76-40 has happened 4 times.