Gwyneth Jones is an English science fiction and fantasy writer and critic. Under the pen name Ann Halam, she writes young adult and children's literature. She was born on 14 February 1952.

As Ann Halam, she has authored several notable works, including Dr. Franklin’s Island, Taylor Five, and Siberia. Jones is known for her imaginative storytelling and engaging narratives, which have captivated audiences both young and old.

Gwyneth Jones resides in Brighton, England, where she continues to contribute to the world of literature.