The Rhenish guilder was a currency used in the region of the Rhineland during the late Middle Ages and early modern period. It was primarily a silver coin, valued for its weight and purity, and played a significant role in trade and commerce in the area. The guilder was often associated with various German states and cities, reflecting the economic conditions of the time. As a precursor to modern currencies, the Rhenish guilder influenced the development of later monetary systems in Germany and surrounding regions. It eventually fell out of use as the German mark and other national currencies emerged, marking the transition to more standardized forms of money.