Football/Soccer. They participated in the 2006 World cup, playing Portugal, Mexico and Iran. Rugby and cricket are popular as well.
soccer! is the number one sport in the world
ufc
The number one spectator sport is NASCAR .
People shooting
The favorite sport of Iran is soccer. Many play it from an early age as a child all the way up to professional levels.
Football (soccer) is by far the world's number one sport.
NFL
There are a number of languages spoken in Iran (see the related link below) which one do you mean?
Association football or soccer is the number one sport that every player participates.
foot ball
hockey