- Irresistible
- Irresistible Rakes Collection Part 1 & 2: 8 Historical Steamy Romance Short Stories
- Irresistible Rakes Collection Part 1: 4 Historical Steamy Romance Short Stories
- Irresistible Rakes Collection Part 2: 4 Historical Steamy Romance Short Stories
- Irrlichter und Spöckenkieker
- Irène
- Is He Popenjoy?
- Is Literature Healthy?
- Is New York Burning?
- Is Paris Worth a Mass?
- Is Shakespeare Dead?
- Is Shylock Jewish?
- Is This My Last Stop for Love
- Is-A-Man (A J.T. Edson Standalone Western)
- Isa, tome 1 :L'île des exclus
- Isa, tome 2
- Isaac Laquedem – suivi d'annexes
- Isaac Shelby and the Big Blue Whale
- Isaac's Beacon
- Isaac's House
- Isaac's Story
- Isaac's Torah
- ISAAC: Inspired by A True Story
- Isabeau
- Isabel's Skin
- Isabel's Wedding
- Isabella
- Isabella Königin von Kastilien und Aragón
- Isabellas løfte
- Isabelle
- Isabelle d'Égypte
- Isabelle de Paradou
- Isabelle ou le crépuscule des Guanches
- Isabelle und der König
- Isabelle und Die Macht der Liebe
- Isabelle von Bayern
- Isadora
- Isaiah
- Isaiah's Daughter
- Isaiah's Legacy
- Isaiah: Here I Am
- Isarnon
- Isatis. Una storia di libertà
- Isbjørnen
- Iscariot
- Isegrimm - Historischer Roman aus den Napoleonischen Kriegen
- Isegrimm: Historischer Roman
- Isfar
- Ishia and His Teacher
- Ishmael's Burden: in hoc signo vinces
- Ishmael; Or, In the Depths
- Isidorias
- Isidorin tarina
- Isiltasun urte luzeak
- Isis Reine d'Egypte
- Isku itään
- Isla para dos
- Island at the Edge of War
- Island Dragon
- Island in the Centre
- Island in the East
- Island Nights' Entertainment
- Island Nights’ Entertainments
- Island of a Thousand Springs
- Island of Bones
- Island of Demons
- Island of Exiles
- Island of Ghosts
- Island of Glass
- Island of the Mad
- Island of the Red Mangroves
- Island Reich
- Island To Island
- Island War
- Island Woman
- Islands
- Islands of Love and War
- Islands of Silence
- Islandske konger
- Isle
- Islandske konger
- Isle
- Isle of Broken Dreams
- Isle of Intrigues
- Isle of the Blessed
- Ismael und der Schwarze Tod
- Ismael: An Oriental Tale With Other Poems
- Ismaelillo. Versos libres. Versos sencillos
- Ismene
- Isobel's Dreaming
- Isobel: A Romance of the Northern Trail
- Isobella: Self Redemption
- Isolated Connected Kyushu Island
- Isolde Kurz – Gesammelte Werke
- Isolde, Queen of the Western Isle
- Isra-Isle
- Israel
- Israel Potter
- Israel Potter: His Fifty Years Of Exile
- Ist das ein Mensch? von Primo Levi (Lektürehilfe)
- Ist, werde, würde unantastbar sein
- Istanbul Dreams
- Istanbul Love Bus & the A-Bomb Surprise
- Isten katonái - 1456
- Isten lehettél volna
- Isten ostorai
- Isten rabjai
- Istent a kőben
- Istina
- IT by Stephen King (Book Analysis)
- IT CAN HAPPEN HERE: A Prehistory of the 2016 Presidential Election
- It Can't Happen Here
- It Dreams in Me
- It Gives You Strength
- It Happened At Midnight
- It Happened in Egypt
- It Happened in Tuscany
- It May Be True
- It Might Have Been