Kelley Armstrong is a Canadian author, primarily of fantasy works.
She has published thirteen fantasy novels to date, most set in the world of the Women of the Otherworld series, a crime fiction series, and the Darkest Powers Trilogy. She has also written several serial novellas and short stories for the Otherworld series, which are available free from her website, and also found in anthologies.
Armstrong's first crime novel was released in July 2007. A sequel to that novel was released in 2009.