Has an AFL game ever ended 54-47?
It has. 54-47 has been a AFL final 2 times in 16,622 games. The first was Carlton beat Geelong on June 20, 1903; the latest was Adelaide beat Sydney on July 30, 2005.
That makes 54-47 the 2421st most common final score out of 6,607 that have ever occurred in AFL. One point away, 55-47 has happened 2 times and 54-48 has happened 2 times. At one point the score disappeared for 102 years, between 1903 and 2005.