Has a World Baseball Classic game ever ended 9-7?
It has. 9-7 has been a World Baseball Classic final 3 times in 270 games. The first was Spain beat Israel on September 23, 2012; the latest was United States beat Venezuela on March 18, 2023.
That makes 9-7 the 27th most common final score out of 87 that have ever occurred in World Baseball Classic. One point away, 10-7 has happened never and 9-8 has happened never. Nearly all of its occurrences fall between 2010 and 2039.