Southland is an American crime drama television series created by writer Ann Biderman and produced by John Wells Productions in association with Warner Bros. Television. The series originally aired on NBC for one season from April 9 to May 21, 2009, and then on TNT for an additional four seasons from March 2, 2010, to April 17, 2013.

In May 2009, NBC announced that Southland had been renewed for a second season with an initial 13-episode order to begin airing on September 25, 2009. In August 2009, shortly before its scheduled premiere, NBC moved the opening of its second season to October 23, 2009, citing the need to promote the show more fully. In October 2009, two weeks before the scheduled premiere of the second season, NBC announced that the series had been canceled after one season.

In November 2009, TNT announced it had purchased the rights to the original seven episodes of Southland, as well as six completed episodes from its second season. Southland began airing its second season on TNT on March 2, 2010. In April 2010, TNT announced it had picked up Southland for a ten-episode third season to begin airing on January 4, 2011. TNT's revival of the show included a substantial budget cut and corresponding cast reduction. Southland was renewed for a ten-episode fourth season in March 2011, which premiered on January 17, 2012. The series was renewed for a ten-episode fifth season which began airing February 13, 2013. In May 2013, TNT announced that Southland had been canceled after five seasons.