By Herschelle Gibbs against Daan van Bunge of Netherlands in 2007 and by Yuvraj Singh against Stuart Broad in 2007 T 20 World cup.
Wasim Akram was best fast bowler in the world.
Brett lee is the fastest bowler in the past worldcup.
Nuwan Kulasekara was the bowler off whom Indian captain MS Dhoni lofted for six to claim the ICC Cricket World cup for India. It was the second ball of the 49th over (and also the second of Kulasekara's ninth) when Dhoni lofted him into the stands.
Shahid afridi from pakistan was the first bowler of 2011 world cup ,he took 21 wickets with economy rate of 3.5
Ashish Nehra was the Indian Bowler who took 6 wickets in the 2003 Cricket World Cup.
Saqlain Mushtaq
Madan Lal
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Chetan Sharma was the first bowler to take hat-trick in Cricket World Cup. He took hat-trick in 1987 Cricket World Cup.
chetan sharma of india was the first bowler to take a hattrick
Kulasekara
Saqlain Mushtaq of Pakistan in 1999 world cup against Zimbabwe.