- Contract Made After Death
- Contract Vampire
- Contrat de sang
- Contre le vent
- Contre Tous Instinct
- Contrition
- Control
- Control The World
- Controlling the Dead
- Controlling the Sword
- Conundrum
- Convenient Pregnancy: Billionaire Romance
- Convenções do Insólito
- Convergence
- Convergence Point: Where Worlds Meet
- Convergent Paths
- Convergent Series
- Convergenza nell'architettura del coro
- Conversation d'Eiros avec Charmion
- Conversation With An Angel
- Conversations In A Canterlot Cafe
- Conversations with Likka Sto' Rufus
- Conversations with the Light Bearer
- Conversion 1: Zwischen Tag und Nacht
- Converted: A funny short story
- Convict B14: A Novel
- Conviction
- Convicts and Exiles
- Convocation (Tremontaine Season 2 Episode 1)
- Convocation: The Battle Unseen Part One
- Convoitee
- Convolute Prine
- Conway's Curse
- Conwy
- Cook's Curious Christmas - A Fantasy
- Cookbook from Hell: Reheated
- Cooking With Bones
- Cooking with Wild Game: Volume 1
- Cooking with Wild Game: Volume 1
- Cooking with Wild Game: Volume 10
- Cooking with Wild Game: Volume 11
- Cooking with Wild Game: Volume 12
- Cooking with Wild Game: Volume 13
- Cooking with Wild Game: Volume 14
- Cooking with Wild Game: Volume 15
- Cooking with Wild Game: Volume 2
- Cooking with Wild Game: Volume 3
- Cooking with Wild Game: Volume 4
- Cooking with Wild Game: Volume 5
- Cooking with Wild Game: Volume 6
- Cooking with Wild Game: Volume 7
- Cooking with Wild Game: Volume 8
- Cooking with Wild Game: Volume 9
- Cookmancer Online: A LitRPG / GameLit Novel
- Cool Beans
- Cool Blue Desire
- Cool Deal
- Cool Life of Yama's Wife
- Coop's Corner Collection
- Cooper Bennett and the Devil's Ire
- Coopers Crossing
- Coopers Hollow
- Coping Strategies (Cult of the Butterfly 21)
- Coplete Terro-Human Future History Series of H. Beam Piper
- Copper Beach
- Copper Cauldron
- Copper Cove
- Copper Girl
- Copper Knights and Granite Men
- Copper Pennies
- Copper Ravens
- Copper Veins
- Copper Wrath
- Copper: Book 1 Season of the Spider
- Copper: Book 2 A Garden of Goblins
- Copper: Book 3 A Wolf at the Door
- Copperhead
- Coppers Journey
- Copy and Paste
- Copy Cat
- Copying A Master
- Cora
- Cora's Kismet
- Cora: Rise of the Fallen Goddess
- Coral Throne
- Corazón de Aventurero
- Corazón pirata
- Coração ardente
- Coração de Dragão
- Coração De Oceano
- Coração gelado: a história da madrasta da Cinderela
- Coração Negro
- Corações De Aço
- Corações de Pedra
- Cord
- Cord and Creese
- Corded (The Corded Saga #1)
- Cordiallement, E.
- Cordially, E.
- Core Integrate
- Core of Confliction
- Core of Magic
- Coren
- Corentin et le grimoire de Natula
- Corentin et le royaume des ombres
- Corianthe
- Corilia
- Coriolanus
- Corking: Ci volevano i fantasmi per infestare il mondo dei vampiri
- Cormorant Run
- Cormyr A Novel
- Corn Husking After the Apocalypse