Tiana Westbrook is the main protagonist of "The Princess and The Frog" let's play. She was adopted by Sophie Westbrook and Jamie Westbrook. She based off of the Disney Princess of the same name.
Tiana was adopted by Sophie and Jamie Westbrook and is the couple's only chile. Jamie had passed away from what is seems is around her childhood to teen years.
It is mentioned that she was closer to Jamie than Sophie.