J.K. Rowling, born as Joanne Rowling on July 31, 1965, is a British author and philanthropist best known for creating the Harry Potter series. She was born in Yate, Gloucestershire, England, and developed a passion for writing from a young age. Rowling faced numerous challenges before achieving worldwide success with her novels.

She began writing the first Harry Potter book while on a delayed train in 1990 and spent several years developing the complex and magical world of Hogwarts. Despite facing rejection from numerous publishers, Rowling's perseverance paid off when Bloomsbury Publishing accepted her manuscript in 1996.

The release of "Harry Potter and the Philosopher's Stone" (renamed "Sorcerer's Stone" in the United States) in 1997 marked the beginning of an unprecedented literary phenomenon. The subsequent books in the series became instant bestsellers, captivating readers of all ages and inspiring a passionate fanbase around the world.

Rowling's unique storytelling ability, richly imagined characters, and intricate plotlines gained critical acclaim and commercial success. The series was adapted into a successful film franchise, generating further global popularity. Rowling's success as an author transcended traditional boundaries, making her one of the wealthiest women in the world.

Aside from her literary contributions, Rowling is actively involved in various charitable endeavors. She has set up the Volant Charitable Trust to support multiple causes, including research and treatment of multiple sclerosis, as well as organizations that support disadvantaged children.

Overall, J.K. Rowling's creative brilliance and unwavering determination have made her a literary icon, leaving a lasting impact on millions of readers worldwide.