J.K. ROWLING – EST. $1 BILLION

J.K. Rowling is one of the most successful authors in history. The Harry Potter series of books have sold over 500 million copies worldwide, making them the best-selling book series in history. The series has also been turned into a successful film franchise, further adding to Rowling’s wealth.

Despite her massive success, Rowling has always remained down-to-earth and has been known to give generously to charity. With a net worth estimated at $1 billion, Rowling is undoubtedly one of the richest celebrities in the world.