- Yersindela
- Yes
- Yes Mistress
- Yes-Man Part 1
- Yesterday
- Yesterday & Tomorrow: Yesterday Books 1 and 2
- Yesterday Again
- Yesterday House
- Yesterday Makers
- Yesterday's Cat: Timeline B Episode 2: FUBARed
- Yesterday's Daughter
- Yesterday's Dreams
- Yesterday's Fears
- Yesterday's gone - saison 1 - épisode 5
- Yesterday's gone - saison 1 - épisode 6
- Yesterday's Gone - Saison 2 - Tome 2
- Yesterday's gone - Saison 2 - Épisode 3
- Yesterday's gone - saison 2 - épisodes 1 & 2
- Yesterday's Gone. Stagione due
- Yesterday's Gone. Stagione tre
- Yesterday's Gone. Stagione uno
- Yesterday's Kin
- Yesterday's Men
- Yesterday's Savior
- Yesterday's Thief: An Eric Beckman Paranormal Sci-Fi Thriller
- Yesterday's Tomorrow
- Yesterday, I died (The Devil's Forge)
- Yesterday, TIME, and Tomorrow
- Yesterman
- Yesteryear's Destiny
- Yet Still Even More Things I Could Get Out of My Mind
- Yet You Cry When It Hurts
- Yeti Reborn
- Yetti Boys
- Yeux de hiboux
- Yevgeny's Tale
- Yew Manor
- Ygdrasil
- Yggdrasil
- Yggdrasil der Weltenbaum
- Yggdrasil l'Arbre monde
- Yggdrasil The Legends
- Yggdrasil The Legends
- Yggdrasil The New Saga
- Yggdrasil Xinnes - Le royaume d’Annasia
- Yiddish Folktales
- Yield Point Met
- Yield To Shadow
- Yielding to the Minotaurs - 3 Book Bundle
- Yin and Yang: A Fool's Beginning
- Yin and Yang: A Fool's Errand
- Yin and Yang: The End Comes
- Yin and Yang: The Journey Begins
- Yin Yang Master: My Hades
- Yin-Yang Magistrate
- Ying, Yang and Ambivalence
- Yitzi
- Yiwu
- Ylana of Callisto
- Ylandra. Tiempo de osadía
- YLO
- Ylsnavan
- Ylva the She Wolf
- Ylös helvetistä
- Ynyr
- Yo digo Adiós
- Yo, Henry
- Yo, Robot
- Yo, robot
- Yo, Sargento Una breve historia
- Yoakum's Compendium of Bizarre and Original Stories
- Yoce and the Heavenly Tree
- Yodelling for Mars
- Yoikes
- Yokai Blues
- Yokai Calling
- YOKAI Enchantments
- Yokohama Station SF
- Yokufina
- YOLO
- Yom Kosmos. Una aventura interestelar. Primera parte
- Yoma's Dream
- Yon Ill Wind
- Yon Olde Republic
- Yona
- Yona and the Beast
- Yondering
- Yorath the Wolf
- YORK: Stínová šifra
- Yorke The Adventurer
- Yorran: Born in the Dust of Path
- Yorrie Rose - A Short Story
- Yossa's Crystal
- Yote
- You & I Meant For Each Other
- You and I Shall Be as Radiant
- You and Me
- You Are Here: Tales of Cartographic Wonders
- You Are History
- You Are Invited To a Murder
- You Are Mine
- You Are My Life
- You Are My Whole World
- You Are Not Alone
- You Are The Monster
- You Are The One That I Love
- You Are the Ultimate Magician
- You Bet Your Skin
- You Both
- You Call That Service? Vol. 1 (light novel)
- You Call That Service?, Vol. 2 (light novel)
- You Call That Service?, Vol. 3 (light novel)
- You Call That Service?, Vol. 4 (light novel)
- You Call That Service?, Vol. 5 (light novel)
- You Can Be a Cyborg When You're Older
- You Can Fly: A Sequel to the Peter Pan Tales
- You Can Never Go Home Again
- You Can't Escape Destiny
- You Can't Go Home Again
- You Can't Hurry Love
- You Can't Kill the Multiverse
- You Can't Question the Dead
- You Can't Trust The AI
- You Cannot Mess This Up