You have converted 1 United States Dollar to Mauritanian Ouguiya. To show you the most accurate result, we use the international exchange rate. Convert currency 1 USD to MRU. How much is $1 USD to MRU? — 40.03 MRU. Look at the reverse course ⇄ MRU to USD. Perhaps you may be interested in USD MRU Historical Chart, and USD MRU ⟳ Historical Data of exchange rate. Feel free to try convert more...