The 2011 ICC Cricket World Cup (officially known as ICC Cricket World Cup 2011) was the tenth Cricket World Cup. It was played in India, Sri Lanka, and (for the first time) Bangladesh. India won the tournament, defeating Sri Lanka by 6 wickets in the final at Wankhede Stadium in Mumbai, thus becoming the first country to win the Cricket World Cup final on home soil. India's Yuvraj Singh was declared the man of the tournament. This was the first time in World Cup history that two Asian teams had appeared in the final. It was also the first time since the 1992 World Cup that the final match did not feature Australia.

Who has won the icc world cup 2011? Let's have some stream of consciousness first.
The relevant information to answer the above question is: India won the tournament, defeating Sri Lanka by 6 wickets in the final at Wankhede Stadium in Mumbai, thus becoming the first country to win the Cricket World Cup final on home soil. So, the answer is India.