When someone suggested in a recent thread that Amit Patel of http://redblobgames.com was an early Google employee, they were challenged to find a source: https://news.ycombinator.com/item?id=13300539
At the time I thought: "How likely could that be? Unless Amit Patel is the equivalent of `John Smith`, they are probably the same person." Now it seems to me that the name is actually pretty common ...