All babes in alphabetical order
- Nikki Nine
- Nikki Nova
- Nikki Nyte
- Nikki Portanova
- Nikki Rhodes
- Nikki Rose
- Nikki Ryann
- Nikki Schieler
- Nikki Sebastian
- Nikki Sexton
- Nikki Sexx
- Nikki Sinn
- Nikki Stone
- Nikki Sun
- Nikki Tyler
- Nikkie Vixon
- Nikky Case
- Nikky Thorne
- Nikol
- Niky
- Nina Angel
- Nina DePonca
- Nina Devon
- Nina Elle
- Nina Ferrari
- Nina Hartley
- Nina James
- Nina Reyes
- Ninety Nine
- Nisha
- Nivia Nery
- Niya Yu
- Noa Tevez
- Noah Pink
- Nöel Simone
- Noelle Monique
- Noemi Moon
- Nuria Millan
- Nyla Thai
- Nyomi Banxxx
- Nyomi Marcela
- Nyomi Marcella
- Nyomi Zen
- Nyx Ortega
- Ola Ray
- Oldia Paris
- Olga Barz
- Olga Ogneva
- Olive Glass
- Olivia
- Olivia De Treville
- Olivia Del Rio
- Olivia Hammil
- Olivia Kent
- Olivia Munn
- Olivia Paige
- Olivia Preston
- Olivia Saint
- Olivia Sin
- Olivia Wade
- Olivia Wilder
- Olivia Winters
- Olivia Wye
- Olivia York
- Omni Jade
- Ona Zee