Silvia Moreno-Garcia (1981-) was born and raised in Mexico. Since 2008, she has written some 40-odd short stories, many of which have been collected in the anthologies This Strange Way of Dying (2013, a finalist for the 2014 Sunburst Award for Excellence in Canadian Literature of the Fantastic), and Love and Other Poisons (2014). In addition, she has edited or co-edited a number of genre anthologies, including, among others, Future Lovecraft (2011, with Paula R. Stiles), Dead North: Canadian Zombie Fiction (2013), Fractured: Tales of the Canadian Post-Apocalypse (2014), and She Walks In Shadows (2015, with Paula R. Stiles, winner of the 2016 World Fantasy Award for Best Anthology).

She has written several novels: her debut, the Mexico City-set fantasy Signal to Noise (2015), was nominated for the 2016 Aurora Novel for Best Novel (in English), the 2016 Robert Holdstock Award for Best Fantasy Novel, and the 2016 Sunburst Award. It won the 2016 Copper Cylinder Award. Her second book, the vampire novel Certain Dark Things was released in 2016. The Beautiful Ones, was published in 2017, the year in which she also published a science fiction novella, Prime Meridian.

Moreno-Garcia's 2019 fantasy novel Gods of Jade and Shadow, based in the legends and myths of Mesoamerica, received critical and popular acclaim (including a nomination for the 2010 Nebula Award), and it won the 2020 Sunburst Award. Her latest genre novel, Mexican Gothic, is a critically-acclaimed horror novel that has been picked up by Hulu for a limited TV series. 2020 also saw the publication of Moreno-Garcia's first nongenre novel, the thriller Untamed Shore, set in 1970s Mexico. Another noir thriller set in Mexico, Velvet Was The Night, was published in August 2021. She published a Mexican reworking of H.G. Wells, The Daughter of Doctor Moreau, in July 2022, and in July 2023 released her latest novel, Silver Nitrate, a dark occult thriller based heavily in Mexican horror movies.

Moreno-Garcia is the publisher of the small press Innsmouth Free Press, and co-edits the Jewish Mexican Literary Review with Lavie Tidhar. She also co-edits The Dark Magazine.

Moreno-Garcia has an MA in Science and Technology Studies from the University of British Columbia; her thesis was entitled "Magna Mater: Women and Eugenic Thought in H.P. Lovecraft". She currently lives in Vancouver, British Columbia, Canada.