Claire Legrand is an acclaimed American writer known for her captivating children's and young adult literature, including both novels and short stories. She has earned widespread recognition for her New York Times bestselling Empirium Trilogy, published by Sourcebooks Fire.

Legrand has also penned other popular works such as A Crown of Ivy and Glass, Sawkill Girls, Some Kind of Happiness, and The Cavendish Home for Boys and Girls. Additionally, she is one of the four authors behind The Cabinet of Curiosities, an anthology of dark middle-grade fiction.

Her contributions to literature have earned her multiple accolades including being a finalist for the 2017 Edgar Award, 2018 Bram Stoker Award, and the 2019 Lambda Literary Award.