Every sovereign nation (and some territories) issues its own currency. Here are major global currencies with ISO 4217 codes:
| Currency | Code | Country/Region | Symbol |
|---|---|---|---|
| US Dollar | USD | United States (+ territories, Ecuador, El Salvador, others) | $ |
| Euro | EUR | Eurozone (20 EU states) | € |
| Japanese Yen | JPY | Japan | ¥ |
| British Pound | GBP | UK | £ |
| Chinese Yuan (Renminbi) | CNY | China | ¥ |
| Swiss Franc | CHF | Switzerland, Liechtenstein | CHF |
| Australian Dollar | AUD | Australia (+ Pacific territories) | $ |
| Canadian Dollar | CAD | Canada | $ |
Indian Rupee (INR), South Korean Won (KRW), Singapore Dollar (SGD), Hong Kong Dollar (HKD), New Zealand Dollar (NZD), Mexican Peso (MXN), Brazilian Real (BRL), Russian Ruble (RUB), South African Rand (ZAR), UAE Dirham (AED), Saudi Riyal (SAR).
• Floating: Market-determined (USD, EUR, JPY, GBP, AUD, CAD)
• Managed Float: Central bank intervenes (CNY, SGD, HKD)
• Pegged: Fixed to another currency (HKD→USD, many Gulf currencies→USD)
• Currency Unions: Eurozone, ECCU (EC$), WAEMU (CFA), CEMAC (CFA)
• Oldest continuously used: British Pound (~1,200 years)
• Most traded: USD (88% of FX transactions)
• Highest value/unit: Kuwaiti Dinar (KWD) ~$3.25
• Zimbabwe abandoned its dollar (2009) — uses USD, ZAR, BWP, others
Exchange rates fluctuate constantly — check live rates before converting.