Has an International Rugby game ever ended 34-10?
It has. 34-10 has been a International Rugby final 5 times in 2,783 games. The first was South Africa beat Scotland on November 19, 1994; the latest was Ireland beat Wales on February 4, 2023.
That makes 34-10 the 125th most common final score out of 844 that have ever occurred in International Rugby. One point away, 35-10 has happened 2 times and 34-11 has happened never.