The Guardian is an American drama television series created by David Hollander which originally aired on CBS from September 25, 2001, to May 4, 2004.

The show stars Simon Baker as Pittsburgh corporate attorney Nick Fallin, with Dabney Coleman as his father and boss.

It includes guest stars such as Farrah Fawcett, and featured scenes with the Pittsburgh Police in multiple episodes.

In Turkey, the show aired on TNT and in Australia on Network Ten; as of 2011 re-runs are airing on the Nine Network following episodes of Simon Baker's 2008–2015 vehicle The Mentalist, but before on free-to-air television, the show has also aired on Foxtel's defunct station TV1 (now TVH!TS) in 2003 during the Saturday Night's Crime Time Block before Law & Order: Criminal Intent and Law & Order: SVU.

On February 6, 2018, CBS Home Entertainment released The Guardian: The Complete Series on DVD in region 1.