- Nightbeat: A Bailey and Knowles Mystery
- Nightbird
- Nightbirds
- Nightblind
- Nightblood
- Nightcap At Ningi Creek
- Nightcrawlers: Reign of Terror
- Nightengale
- Nightfall Berlin
- Nightflyer
- Nightflyers
- Nighthawk
- Nighthawk City
- Nighthawk Crossing
- Nighthawk's Wing
- Nighthawk: African Ice
- Nighthawk: Chief Hazel
- Nighthawk: The Deacon
- Nighthawking
- Nightingale House
- Nightlife
- Nightlife: Hazardous Material
- Nightlife: Night Terrors
- Nightlines
- Nightmare
- Nightmare at Turtle Lake
- Nightmare City
- Nightmare Highway
- Nightmare In Napa
- Nightmare In Norway
- Nightmare in Pink
- Nightmare in the Attic
- Nightmare in the Limbo of Halloween
- Nightmare in the network
- Nightmare in the North
- Nightmare in the Street
- Nightmare on the Nightshift
- Nightmare Range
- Nightmare Stalkers
- Nightmare Stories, Volume 2
- Nightmare Syndrome
- Nightmare Tales
- Nightmares
- Nightmares and Dream Scenes
- NIghtmares and Dreams
- Nightmares Book Ii
- Nightmares Can Be Murder
- Nightmares of a Madman
- Nightmares of a Novelist
- Nightmares of Caitlin Lockyer
- Nightmares on All Saint's Eve
- Nightmares- Volume 1- A Billy Wells Horror Anthology
- Nightmares- Volume 2- A Billy Wells Horror Anthology
- Nightmares- Volume 3- A Billy Wells Horror Anthology
- Nightmares- Volume 4- A Billy Wells Horror Anthology
- Nightmares- Volume 5- A Billy Wells Horror Anthology
- Nightmares- Volume 7- A Billy Wells Horror Anthology
- Nightmares- Volume 8- A Billy Wells Horror Anthology
- Nightmares- Volume 9- A Billy Wells Horror Anthology
- Nightmares-Volume 6- A Billy Wells Horror Anthology
- Nightrise
- Nights of the Moonless Sky
- Nights of the Red Moon
- Nights of Villjamur
- Nights on Fire
- Nights on the Point
- Nights with a Thief
- Nightscape
- Nightshade
- Nightshade Can Be Deadly
- Nightshade for Warning
- Nightshade on Elm Street
- Nightsounds
- Nighttown
- Nightwalkers
- NIGHTWATCHMAN PVT LTD
- Nightwing
- Nightwoods
- Night’S End
- Niharika
- Nik's Revenge Road Trip Mixtape
- Nike Johns
- Niketown
- Nikita's Plan
- Nikita's War
- Nikki Blaze and the Chinese Princess
- Nikki Revisited
- Nikki's Journals
- Nikolai Returns
- Nikoli
- Nikomu nebudeš chýbať
- Nikomu nic nie mów
- Nikomu nie ufaj