Callisto Khan is a writer of science fiction and fantasy. She is the loving mother of several cats and an avid lesbian enthusiast. Certified lover, branded sinner. The Zeus Constant is her first book. She also writes as part of Maria Ying.
Winner of the 2025 Independent Transfeminine Award in the Debut, Science Fiction, and Short Story categories. The Transfeminine Review's Up and Coming Author of 2025.