Euro : Official currency of the European Union (EU) is Euro and is the most widely used currency not only in Europe, but the world. Even though it is the official currency of the EU not all countries in the EU use or accept the Euro while there are also many other countries outside of the EU where the Euro is used as an unofficial form of currency. Euro is a official currency of 13 European Union countries as well as being accepted in many other countries where it is used unofficially.
Euro coins come in 1, 2, 5, 10, 20 and 50 cents as well and 1 and 2 Euro coins. 5, 10, 20, 50, 100, 200 and 500 Euro denominations.
European countries where Euro used as the Official Currency