2003 in machinima
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{{notability|Lists|date=March 2017}}
{{year in machinima|2003}}
The following is a list of notable machinima-related events in the year 2003.
Notable releases
- April 1—Rooster Teeth Productions' Red vs. Blue began with the premiere of the {{rvbep|1|first episode}}.
- June 22—Fire Team Charlie Productions' Fire Team Charlie began with the premiere of the first episode.
- September 28—{{rvbep|Season 1}} of Red vs. Blue ended with {{rvbep|19|episode 19}}.
Active series
- Fire Team Charlie (2003–2005)
- Red vs. Blue (2003–2007)
- Time Commanders (2003–2005)