The common sport in the world is Futbol (Soccer).
No, but it is the most played sport (or popular) in the world.
Soccer
It depends on what you define the most common sport in the Olympics as, football is probably the most played sport that is included in the Olympics
A biathlon sport is one of the most common sports played in winter Olympics.
football
Soccer
rugby
It got to be Soccer.
Football was the most common sport played in Ancient France.
The most played sport is soccer, with the country currently hosting the FIFA 2010 World Cup.
tennis