The United States Olympic Committee sent a total of 530 athletes.
There are 529 athletes on the 2012 US Olympic team. There are 268 women and 261 men.
There are 184 athletes in the Dutch (Netherlands) olympic team
A group of Russian athletes and their support team that will travel to the UK to take part in the 2012 Olympic games.
There were over 10,000 athletes in the 2012 Olympics
2012 Summer Olympics: Canada = 281 (per London2012.com)
436 athletes. A total Olympic delegation of 750.