J.K. Rowling, who denies being a billionaire, made $54 million last year. Here's how the famous 'Harry Potter' author makes and spends her fortune.
Business Insider - 04-16
Since then, she's dropped to second on Forbes' list and made $54 million in 2018. J.K. Rowling has been secretive about her fortune and has denied being a billionaire, there are some reasons to believe that the famous author might be a billionaire again.