Their has to be a reason we know Jacob's name, but not his nemesis. The dialogue dances around it every episode. Who is he? A historical figure? Aaron? One of the Losties? Jacob? Doesn't have a name? We simply will never find out his name?
What do you think his true name is and WHY?

What do you think his true name is and WHY?


Esau would make sense in a nice way though.
