Paul Gaetan Tremblay, known as Paul G. Tremblay, is an American author celebrated for his contributions to the genres of horror, dark fantasy, and science fiction. Among his most recognized works are novels such as A Head Full of Ghosts, The Cabin at the End of the World, and Survivor Song. Tremblay's literary achievements include multiple Bram Stoker Awards, and he also serves as a juror for the Shirley Jackson Awards.

Beyond his novels, Paul Tremblay has a rich body of work that encompasses essays and short fiction, with his writing gracing the pages of the New York Times, Los Angeles Times, Entertainment Weekly online, as well as various prestigious year's-best anthologies. His educational background is notable, boasting a master's degree in mathematics. Residing just outside of Boston, Tremblay is a family man and is professionally represented by Stephen Barbara of InkWell Management.