I have a large database (11 000 names) and needed to identify people’s gender by the name. Most of the time it is very easy but there are some uncommon names that can belong to a male or a female person.

That’s when I used Google and Facebook. The latter helped most of the time. There are about 400 000 FB users in Estonia. Pop of the country is 1.3 M, so pretty representative sample that FB has