205 countries participated in the 2012 London Olympics according to the official London Olympics web site with a total of 10,961 athletes.
See related links below for the list of countries and number of athletes from each country.
Wiki User
∙ 10y agoWiki User
∙ 12y ago205
there are 204 nations competing in this olympics
Slovakia has 46 athletes competing in the 2012 olympics
6
205
14000
205
500
An estimated 10,500 athletes will compete at the 2012 London Olympics.
there are 30 athletes competing in the London 2012 games.
5
53
530.