- Upheaval: The Liberation of Zubare
- Upiór
- Upiór południa
- Upiór w ruderze
- Upon (Once 3)
- Upon a Midnight Clear
- Upon a River's Crescent (Volume 3 : The Hurricane Journals)
- Upon A Tide of Wintry Morn
- Upon A Time
- Upon an Alpha Moon Book 2
- Upon an Alpha Moon Book 3
- Upon Blue Mountain
- Upon the Ashen Blade (The Copper Promise: Part IV)
- Upon the Ashes of Empire
- Upon the Bridge of Falling Frost
- Upon the Flight of the Queen
- Upon the Light
- Upon the Midnight Clear
- Upon the Sands
- Upon the Serpent’s Tongue
- Upon the Stars
- Upon This Raak
- Upon Waking
- Upragniona (Część 10 Dzienników Wampirów)
- Uprising (Ava Delaney Vol. 2)
- Uprooted
- Uprooted: The Jade Forest Chronicles 8
- Upside Book 2: Fort Brimat
- Upside Down
- Upsurge
- Upírske denníky – Stefanove denníky 6: Spojenectvo
- Ur Lyktbärarnas återkomst
- Ur Umkì
- Ur'gavan
- Urania
- Uranie
- Uranus
- Urar: novela (Slovenska izdaja)
- Urban Changeling
- Urban Extinction
- Urban Fantasy going Queer
- Urban Mermaid: Book One in the Tales from Colony Island series
- Urban Mythic
- Urban Nomads and Other Stories
- Urban Shadows
- Urban Shaman
- Urban Wardens: Alpha to Oblivion
- Urban Western
- Urban Widow
- Urban Witch
- Urbis Natatilius
- Urchin's Gambit
- Urgenenn's Tower
- Urgus the Scribe
- Urgus Unbound
- Uri
- Uria di Mikala
- Uriaşul îngropat
- Uriel
- Uriel's Ascent
- Uriel: The Inheritance
- Urlet în tăcere_vol_1
- Urmageren: en novelle (Dansk udgave)
- Urmakaren: en novellett (Svenska utgåvan)
- Urmakeren: en novella (Norsk utgave)
- Uroboros
- Ursa Kane
- Ursa Major 2012 Short Fiction Reading Packet
- Ursa Major 2014 Short Fiction Reading Packet
- Ursa Major, The Great Bear
- Ursa Unearthed
- Ursian und die unsichtbare Unterwelt
- Ursinne
- Ursula's Quest: Book Two of the Witchcraft Wars
- Ursule Mirouët
- Ursun's Teeth
- Urth
- Uróboros
- Us
- Used Aliens
- Used by Magic
- Username: Bladen
- Ushuaia, dernier mot d’amour
- Uspon do samoga sebe
- Usurper (Chaos #4)
- Usurper and the Heir
- Usurper of the Gods
- Ut oler Welt
- Utazás a Koronghoz
- Utero
- Uther
- Uther and Igraine
- Uther's Destiny
- Utilizing RPG Maker VX Ace Lite
- Utmost Tao, Divine King
- Utolsó csepp a pohárban
- Utopia In Plain and Simple English
- Utopia Rainbow
- Utopia Vampires: War of Destruction
- Utopian Circus
- Utopian Dreams
- Utopic Paradigm
- Utter Fabrication: Historical Accounts of Unusual Buildings and Structures
- Utterances
- Uzan Tom's Story
- Uzdrowiciel tom 2. Wiedźma
- Uzdrowiciel. Tom II. Wiedźma
- Učedník a pyramida Orků