2003
- Bands formed
- All Time Low
- The Network
- Only Crime
- Albums
- AFI - Sing the Sorrow
- Against Me! - As the Eternal Cowboy
- Alkaline Trio - Good Mourning
- Anti-Flag - The Terror State
- Billy Talent - Billy Talent''
- Blink-182 - Blink-182
- Bouncing Souls - Anchors Aweigh
- Brand New - Deja Entendu
- The Briefs - Off The Charts
- The Bronx - The Bronx
- Buzzcocks - Buzzcocks
- Catch 22 - Dinosaur Sounds
- Death By Stereo - Into the Valley of the Death
- Defiance, Ohio - Share What Ya' Got
- Die Ärzte - Geräusch
- Dropkick Murphys - Blackout
- The Distillers - Coral Fang
- The Exploding Hearts - Guitar Romantic
- The Explosion - Sick of Modern Art
- Kid Dynamite - Cheap Shots, Youth Anthems
- Lagwagon - Blaze
- Less Than Jake - Anthem
- The Living End - Modern ARTillery
- Me First and the Gimme Gimmes - Take a Break
- Mest - Mest
- The Misfits - Project 1950
- Motion City Soundtrack - I Am the Movie
- The Network - Money Money 2020
- NOFX - The War on Errorism
- None More Black - File Under Black
- The Offspring - Splinter
- Paint It Black - CVA
- Pennywise - From the Ashes
- Rancid - Indestructible
- Rise Against - Revolutions Per Minute
- Riverboat Gamblers - Something to Crow About
- Rufio- MCMLXXXV
- Rx Bandits - Resignation
- Snuff - Disposable Income
- Story of the Year - Page Avenue
- Strike Anywhere - Exit English
- Joe Strummer - Streetcore
- Swingin' Utters - Dead Flowers, Bottles, Bluegrass and Bones
- The Undertones - Get What You Need
- The Unseen - Explode
- Disbandments
- Face to Face
- Box Car Racer
- Events
- Bad Religion guitarist Brett Gurewitz forms an industrial/electronic side band called Error.
- The Clash are inducted into The Rock and Roll Hall of Fame.
- Adam Cox, Matt Fitzgerald, and Jeremy Gage of The Exploding Hearts are killed in a highway crash.
- Longtime Offspring drummer Ron Welty leaves the band and is replaced by Atom Willard (formerly of Rocket from the Crypt).
Read more about this topic: Timeline Of Punk Rock