- John Sinclair 1992
- Johnny Smoke and the Hellfire
- Jonathan
- Jonathan Strange & Mr. Norrell
- Jong Gehekst is oud Gedaan
- Jordan's Arrow
- Jordan's Misunderstanding
- Jordan's Way
- Jordyn: The Final Battle
- Jorinda
- Joseph Schmoe, The Reluctant Vampire (A Tale of Bloody Melancholy)
- Josephine Stein
- Josh
- Josie's Ghost
- Jour de Pâques chez les Dragonnets
- Journals of Natta Magus
- Journey Of a Lost Soul
- Journey of the Acolyte
- Journey of the Red Blooded
- Journey to the Temple of Ra
- Journey to the Underworld
- Journey to the Unknown
- Journeys Beyond
- Journeys to the Planet Mars
- Jovina (Nemeton, #5)
- Joyride
- Juan of the Dead
- Jude
- Judge
- Judge a Book by its Cover
- Judge of the Damned
- Judged
- Judgement: An Egyptian Mythology Urban Fantasy
- Judgment
- Judgment Road
- Judgment Valley
- Judgment: Kian
- Judgment: Lars
- Judith's Blood
- Judith's Fall
- Judith's Prophecy
- Julian
- Julius, The Coven
- Jumping the Shark
- Jungle Blaze
- Jungle Fever
- Jungle Fire
- Jungle Heat
- Juniper's Princess: Book 1 of the Angel Crest Series
- Jurgen, A Comedy of Justice
- Just A Fantasy Of Caroline
- Just A Little Pixie Dust: Magnolia Mysteries Series
- Just a Tick of Whimsy
- Just a Tick of Whimsy, Volume 2
- Just Aiden
- Just Another Judgement Day
- Just Breathe
- Just Desserts
- Just Emily
- Just Jewell
- Just Emily
- Just Jewell
- Just Like Magic
- Just Like Magic: Magic and Mayhem Universe
- Just My Luck [a Diz and Dee mystery]
- Just One Last Dungeon
- Just Right
- Just Say Maybe
- Just Shoot Me Now
- Just So Stories
- Just the Beginning
- Just Under the Sky
- Justice
- Justice and Sophie
- Justice Calling
- Justice First Book Five
- Justice First Book Four
- Justice First Book One
- Justice First Book Six
- Justice First Book Three
- Justice First Book Two
- Justice Girl
- Justice Girl: When the Tide Turns
- Justin
- Justiça Executada
- Jägerin der Geistertiger: Ein Patricia Vanhelsing Roman
- Jägerin der Nacht - Dawnbreaker
- Jägerin der Nacht - Dayhunter
- Jägerin der Nacht - Firestarter