The Romanian Leu, also known as RON, is the official currency of Romania. It has a rich history, having gone through several changes over the decades since its introduction. There are several synonyms for the Romanian Leu, including their Romanian counterparts, such as Lei and ROL. Other synonyms for the Romanian Leu include "Romanian Pound," "Romanian Dollar," and "Romanian Franc." These synonyms are used to describe the RON in terms of other currencies from different parts of the world, but Lei and ROL remain the most commonly used locally. Regardless of what you call it, the Romanian Leu has been a vital part of Romanian commerce and trade for decades.