Author Kat Ellis (white, female, blonde hair, blue-green eyes) headshot, standing in front of blurred foliage, wearing a dark red top with lacy sleeves.


Kat Ellis (she/her) is a young adult author from North Wales. She writes YA thrillers and horror with a touch of the weird, and is represented by Molly Ker Hawn at The Bent Agency.

She has published 5 YA novels: WICKED LITTLE DEEDS/BURDEN FALLS (2021, Penguin Random House), HARROW LAKE (2020, Penguin Random House); BREAKER (2016, Running Press Kids); PURGE (2016, Firefly Press), and BLACKFIN SKY (2014, Firefly Press/Running Press Kids), as well as one novella: THE TWINS OF BLACKFIN in the THREE STRIKES collection (2018, Firefly Press). Kat was chosen as a Literature Wales bursary recipient for her work-in-progress which became Harrow Lake, and her books have been Junior Library Guild selections, YALSA picks, and translated into multiple languages.

When not writing, Kat can usually be found exploring cemeteries and ancient ruins for story inspiration, or watching scary movies. She is also an administrator for UKYAbooks – a collective of YA authors from or based in the UK & Ireland. You can find Kat on Instagram and Twitter – feel free to get in touch with her there.

To request a guest post/interview or to discuss an event with Kat, please use the contact form. Kat also has a page for Frequently Asked Questions.

You can access her media kit here – it includes info about Kat and her books.