Legislative elections were held in Russia on 4 December 2011. At stake were the 450 seats in the 6th State Duma, the lower house of the Federal Assembly. United Russia won the elections with 49.32% of the vote, taking 238 seats or 52.88% of the Duma seats.

The State Duma of the Federal Assembly of the Russian Federation of the 6th convocation is a former convocation of the legislative branch of the State Duma, Lower House of the Russian Parliament. The 6th convocation meets at the State Duma building in Moscow, having begun its term on December 21, 2011 following the last session of the 5th State Duma. The term of office expired October 5, 2016, when the next parliamentary elections.