The US dollar has been the top global currency since the 1940s, but recent events like the 2008 financial crisis, the rise of China and Europe, and the COVID-19 pandemic have raised questions about its future. The article explores whether the dollar is at risk of losing its leading position. It suggests three possible scenarios: creating a new global currency, replacing the dollar with the euro or renminbi, or having multiple national currencies in international trade. However, due to the challenges involved, it is likely that the US dollar will remain the world's primary currency.