Americans have social security numbers what do other counties have?

Question

Americans have social security numbers what do other counties have?

Answer 1

Philippines, we have a TIN or a tax identification number.  that's the closest thing to an SSN that we have locally.

Answer 2

Well my ex boyfriend is Australian and I know he has a tax reference number which is pretty much the same thing as our social security number.  But other than that I don't know.

Answer 3

The UK has National identity Number

Answer 4

Identity numbers, I think.