This page contains a list of records and acheivements set by the WB/CW TV series Smallville, inorder by season and episode.
- First Superman based series to be made during the two-thousands.
- First live action Superman series since Dean Cain's Lois and Clark.
- First TV series to showcase Clark's journey toward becoming Superman.
- First appearence of Lionel Luthor in any form of media.
- First appearence of Chloe Sullivan in any form of media.
- First appearence of Whitney Fordham in any form of media.
- First TV series set in Smallville since Superboy.
- First live action appearence of Lana Lang since the Superboy TV Series.
- First live action appearence of Pete Ross.
- First live action appearence of Jonathan and Martha Kent since the Lois and Clark TV Series.
- First live action appearence of Lex Luthor since the Lois and Clark TV Series.
- First appearence of Super Strength, Super Speed and Invulnerability in the series.
- First appearence of flight or levitation on Smallville.
- First of many "Freak of the Week" episodes.
- First in series appearence of Lionel Luthor.
- First appearence of Principal Kwan
- First appearence of X-Ray vision in the series
- First female villain of the series
- Introduction of Cyrokenisis into the series
- First belevonent Meteor-infected person to be on the series
- Introduction of precognition to the series
- Amy Adams appears, the first Superman-alumni to appear on the series.
- First of many allusions to the House of El symbol Clark will wear with the Alexander the great chestplate.
- First appearence of Warrior Angel, making him the first superhero created for a Superman TV series since Resplendent Man from Lois and Clark.