C. J. Lavigne is a Canadian speculative fiction writer. Her short fiction has been published in venues including On Spec, Fusion Fragment, Augur Magazine, and PodCastle, and her debut novel, In Veritas (NeWest Press, 2020), was shortlisted for the 2023 Rakuten Kobo Emerging Writer Prize in Speculative Fiction and the 2021 Crawford Award, as well as being named the 2021 Book Publishers Association of Alberta Speculative Fiction Book of the Year. Her novella The Drowned Man’s Daughter was published by NeWest Press in September 2025.