J.K Rowling wrote the books!
The third book in the Harry Potter series is Harry Potter and the Prisoner of Azkaban.
J.K. Rowling. She wrote all of the books in the Harry Potter series.
JK Rowling wrote the Harry Potter books.
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No, JK Rowling wrote the Harry Potter series.
J.K. Rowling wrote the Harry Potter books but she is English although she does live in Scotland.
JKRowling wrote the HARRY POTTER series.
She wrote the Harry Potter series of books, which were world wide bestsellers.
She wrote the Harry Potter Series
She wrote the Harry Potter series, which includes Harry Potter and the Philosopher's Stone, Harry Potter and the Chamber of Secrets, Harry Potter and the Prisoner of Azkaban, Harry Potter and the Goblet of Fire, Harry Potter and the Order of the Phoenix, Harry Potter and the Half-Blood Prince, and Harry Potter and the Deathly Hallows. Harry Potter and the Philosopher's Stone was printed as Harry Potter and the Sorcerer's Stone in America. She also wrote several side books in the Harry Potter series: The Tales of Beedle the Bard, Fantastic Beasts and Where to Find Them, and Quidditch Through the Ages. Lastly, her most recent publication was The Casual Vacancy, a book completely unrelated to the Harry Potter series.
J.K. Rowling wrote 7 Harry Potter books to the series plus she wrote three other books that aren't in the series but they do have to do with Harry Potter. So in all she wrote 10 books.
She didn't write the Harry Potter series J.K. Rowling did.