Harry Potter Writer Net Worth. 10 Billion The money-making saga based on a coming-of-age wizard has earned Rowling her well-deserved fortune of 10 billion. As the highest-paid author in the world JK Rowling makes more money per day than most people make in a year.

This was about the robbery of a hotel that was planned by a computer program. His career as an author began in 1966 when he wrote a novel called Odds On. She is also the first author in the world to hit the 1 billion mark.
She is also the first author in the world to hit the 1 billion mark.
As the highest-paid author in the world JK Rowling makes more money per day than most people make in a year. The Harry Potter franchise is the highest-grossing film series of all-time. Her estimated net worth is now 1 billion. Born on October 23 1942 Michael Crichton is an American author who amassed a net worth of 175 million before his death on November 4 2008.