Here are the 368 players who will participate in the Euro 2012 Finals according to the National Leagues in which they play...

England 79
Germany 48
Spain 33
Italy 31
Russia 29
Ukraine 27
France 25
Greece 17
Netherlands 16
Portugal 12
Turkey* 9
Czech Republic 8
Denmark 8
Poland 6
Croatia 4
Scotland* 4
Sweden 3
Belgium* 3
Cyprus* 1
Israel* 1
Romania* 1
Saudi Arabia* 1
Switzerland* 1
United States of America* 1
Republic of Ireland 0
Total Players (16 squads of 23) 368

*Country not competing in Finals

Full details of club affiliations for all 368 players can be found here:

http://www.myfootballfacts.com/Euro_2012_Finals.html