The 2011 Rally Italia Sardegna was the fifth round of the 2011 World Rally Championship season. The rally took place over 6–8 May, and was based in Olbia, the fourth-largest town on the island of Sardinia. The rally was also the third round of the Super 2000 World Rally Championship and the second round of the WRC Academy. Sardinia returned to the WRC calendar for the first time since 2009, after the event was a part of the Intercontinental Rally Challenge in 2010.