What is Demi Lovato's great great grandfather's name on her dad's si

Question: What is Demi Lovato's great great grandfather's name on her dad's side!?

I just need to know for my family tree,Www@QuestionHome@Com

Best Answer - Chosen by Asker:

If you are building family tree, you need to start with yourself and go backwards!. You also need to list more clues if you want help here!.

Their is no Demi Lovato listed in ancestry!.comWww@QuestionHome@Com