word | | Currency (code) |
| responsible | Benin | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| responsible | Burkina Faso | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| responsible | Cameroon | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| responsible | Central African Republic | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| responsible | Chad | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| responsible | Congo, Republic of the | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| responsible | Cote d'Ivoire | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| responsible | Equatorial Guinea | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| responsible | Gabon | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| responsible | Guinea-Bissau | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| responsible | Mali | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| responsible | Niger | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| responsible | Senegal | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| responsible | Togo | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| revaluation | Romania | "new" leu (RON) was introduced in 2005; "old" leu (ROL) was phased out in 2006; note - because of currency revaluation, 10,000 ROL = 1 RON |
| rial | Iran | Iranian rial (IRR) |
| rial | Oman | Omani rial (OMR) |
| rial | Qatar | Qatari rial (QAR) |
| rial | Yemen | Yemeni rial (YER) |
| Rican | Costa Rica | Costa Rican colon (CRC) |
| riel | Cambodia | riel (KHR) |
| ringgit | Malaysia | ringgit (MYR) |
| riyal | Saudi Arabia | Saudi riyal (SAR) |
| RMB | China | Renminbi (RMB); note - also referred to by the unit yuan (CNY) |
| ROL | Romania | "new" leu (RON) was introduced in 2005; "old" leu (ROL) was phased out in 2006; note - because of currency revaluation, 10,000 ROL = 1 RON |
| Romanian | European Union | euro, British pound, Bulgarian lev, Czech koruna, Danish krone, Estonian kroon, Hungarian forint, Latvian lat, Lithuanian litas, Polish zloty, Romanian leu, Slovak koruna, Swedish krona |
| RON | Romania | "new" leu (RON) was introduced in 2005; "old" leu (ROL) was phased out in 2006; note - because of currency revaluation, 10,000 ROL = 1 RON |
| RSD | Kosovo | euro (EUR); Serbian Dinar (RSD) is also in circulation |
| RSD | Serbia | Serbian Dinar (RSD) |