Has a World Cup game ever ended 14-0?
Yes. World Cup has seen a final score of 14-0 2 times. It first happened on October 10, 2019, when Iran beat Cambodia, and most recently on March 30, 2021, when Japan beat Mongolia.
That makes 14-0 the 38th most common final score out of 53 that have ever occurred in World Cup. One point away, 15-0 has happened 1 times and 14-1 has happened never.