- The Thousand Eyes
- The Thousand Orcs
- Thousand Shrine Warrior
- The Thousandfold Thought
- Thousandstar
- The Thralls of Fate: In the Shadow of Sin
- Thread Skein
- Thread Slivers
- Thread Strands
- Threads of Birthing
- Threads Part 1
- Three Adventures in OZ
- Three Coins for Confession
- Three Drops of Blood
- Three Dwarfspit Arrows
- Three Fantasies - Tales from the Cosmere
- Three Hearts & Three Lions
- Three Hearts and Three Lions
- Three Minutes to Midnight
- Three Names of the Hidden God
- The Three Pendants
- The Three Powers
- Three Quarters
- Three Roads to Waitsburg
- The Three Sisters
- Three Small Words
- Three Stones of Destiny
- Three Swords
- The Three Trespasses
- Threshold
- Thrice Burdened
- Thrice Nine Legends: Volume I
- Thron der Drachen (Das Zeitalter der Magier – Buch Zwei)
- Thron der Götter
- Thron in Flammen
- Throne of Bones (World Fantasy Award-Winner)
- Throne of Deceit
- Throne of Dragons (Age of the Sorcerers—Book Two)
- Throne of Fools
- The Throne of Frost
- Throne of Glass – Die Erwählte
- Throne of Glass – Kriegerin im Schatten
- Throne of Glass – Erbin des Feuers
- Throne of Glass – Königin der Finsternis
- Throne of Glass – Die Sturmbezwingerin
- Throne of Glass 6 - Der verwundete Krieger
- Throne of Glass – Herrscherin über Asche und Zorn
- Throne of Jade
- Throne of Llewyllan
- Throne of Malice
- Throne of Storms
- Throne of the Crescent Moon
- Throne of the Gods: Desolace Series VII
- The Throne of the Gods
- Throne of Wars
- Throne of Wheylia
- Thrones of Ash
- Throngs of Misfits
- Through A Dragon's Eyes
- Through Fire: An Epic YA Fantasy Adventure
- Through Kestrel's Eyes
- Through Shadow Forest
- Through Stone and Sea
- Through the Darkness
- Through the Darkness
- Through the Fire and Flames
- Through the Foggy Dew
- Through the Gates of the Silver Key
- Through the Gateway
- Through The Hills
- Through the Land of Diamonds
- Through the Looking Glass
- Through the Whirlpool
- Through Titan's Trail (Fabled Quest Chronicles, Book 1)
- The Thrower's Apprentice
- Thud!
- The Thunder Gods
- Thunder on the Mountain
- Thunderer
- Thunderfist and the Dragon
- Thundrhed!
- Thus It Began
- Ti ringrazio, o Signore, per le ali che mi hai dato
- Tiadath Mage
- Tianna Logan goes to Camp Weeping Willow
- Tiassa
- Tide of War
- The Tide of War
- Tides
- Tides of Blood
- Tides of Darkness
- Tides of Faith: Travail of The Dark Mage Book Two
- The Tides of Infinity
- Tides of Mana
- Tides of the Titans
- Tides of Tranquility
- Tides Of War
- Tidewater
- Tied to the Crown
- Tiefen einer Götterseele
- TIER The Enhanced Role-Playing Game 2nd Edition
- The Tierans
- Tierra de Dioses
- Tierra Mágica: I Corazón de Fuego
- Ties of Blood
- The Ties that Bind the Soul
- The Tiger and the Hawk
- The Tiger and the Wolf
- Tiger Born
- The Tiger of Mysore
- The Tiger's Daughter
- Tik-Tok of Oz
- Tim Searcy's Cinetra
- Time And The Gods
- Time and Tide, Book I: Changing Tides
- Time and Tide, Book II: Crisis of Faith
- Time as Power
- Time Being
- Time Candle
- The Time Engine
- The Time Machine
- Time of Daughters I
- Time of Daughters II
- The Time of the Dark
- Time of the Twins
- The Time of the Warlock
- Time Spiral
- Time Tells
- The Time That's Given
- Time Traveler: Patient Zero
- The Time Traveller and the Edge of the Universe
- Time War