2003 debuts
This is a list of characters who debuted in 2003.
- Anastasia Dualla
- Azazel (mutant)
- Beatrix Kiddo
- Bill Adama
- Billy Keikeya
- Brian Gelber
- Brock Samson
- Cally Henderson
- Caprica Six
- Cessily Kincaid
- Chris Thorndyke
- Christmas Eve
- Cory Baxter
- Dale Yorkes
- David Alleyne
- Dean Venture
- Deen Toro
- Degra
- Denny Philips
- Diego Marquez
- Elizabeth Swann
- Eva Khatchadourian
- Felix Gaeta
- Frank Dean
- Gaius Baltar
- Galen Tyrol
- Gert Yorkes
- Grim (reaper)
- Guruk Dolim
- Hank Venture
- Hector Barbossa
- Jack Sparrow
- Jarem Kaz
- Johnny Wiseau
- Josh Foley
- Julian Keller
- Kara Thrace
- Karl Agathon
- Karolina Dean
- Kate Monster
- Kent of Lycia
- Kevin Ford
- Laura Roslin
- Laurie Collins
- Lee Adama
- Leslie Dean
- Lyndis
- Malcolm Fitzcarraldo
- Mallora (Xindi)
- Mark Sestero
- Mark (tactician)
- Marlin (clownfish)
- Matthew of Lycia
- Michael Bluth
- Ming Sul
- Molly Hernandez
- Mor glasch Tev
- Narsanyala Jannar
- Nicky Lyon
- Nils (manakete)
- Ninian (manakete)
- Odd Thomas
- Pete White
- Phyla-Vell
- Pinkie Pie
- Princeton Whitty
- Rainbow Dash
- Rath of Sacae
- Raven Baxter
- Rennan Konya
- Revan
- Rod Tartaglia
- Rusty Venture
- Ryuk
- Santo Vaccarro
- Saul Tigh
- Sharon Valerii (Boomer)
- Sheila Smith
- Shresht
- Sofia Mantega
- Stacey Yorkes
- Thomas Elliott
- Victor Borkowski
- Wallace of Lycia
- Will Turner
- Wil of Lycia
- Yagami Light
