The 2009 Rally GB was the 12th and last round of the 2009 World Rally Championship season and the 65th running of the Rally of Great Britain. The rally consisted of 16 special stages.

Wales Rally GB was the most recent iteration of the United Kingdom's premier international motor rally, which ran under various names since the first event held in 1932. It was consistently a round of the FIA World Rally Championship (WRC) calendar from the inaugural 1973 season until the rally's final running in 2019, and was also frequently included in the British Rally Championship.