US number one songs in 2011

What songs were number one in 2011? This is the full list of the US number one songs from the year 2011. There were a total of 20 US #1 tracks in the year 2011 starting with Firework by Katy Perry which went to #1 on 18th December, 2010 and remained at the top spot for 3 weeks.

The US song that was number one for the longest single run in 2011 was We Found Love by Rihanna featuring Calvin Harris which went to number one on 12th November, 2011 and stayed at the top slot for 8 weeks.

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