Has an Olympic Soccer (Men) game ever ended 11-3?
Yes. Olympic Soccer (Men) has seen a final score of 11-3 2 times. It first happened on June 9, 1928, when Italy beat Egypt, and most recently on June 9, 1928, when Italy beat Egypt.
That makes 11-3 the 17th most common final score out of 27 that have ever occurred in Olympic Soccer (Men). One point away, 12-3 has happened never and 11-4 has happened never.