Tobias Hawthorne is a fictional character from the young adult mystery series called The Inheritance Games by Jennifer Lynn Barnes. He is a wealthy and enigmatic billionaire who has passed away, leaving behind a complex puzzle for his heirs to solve. His character is central to the plot, as his decisions and secrets drive the story forward. Hawthorne's legacy includes a vast estate and a series of challenges that test the intelligence and resourcefulness of the main character, Avery Grambs. The narrative explores themes of wealth, family dynamics, and the impact of secrets, all revolving around Hawthorne's life and the mysteries he left behind.