The Nassau Family is a prominent European royal family originally from the region of Nassau in present-day Germany. They played a significant role in the history of the Holy Roman Empire and later in the formation of the German Empire. Members of the family have held various titles, including dukes and princes, and have been involved in numerous political and military affairs throughout Europe. One of the most notable branches of the Nassau Family is the House of Orange-Nassau, which has produced several monarchs of the Netherlands. The family's influence extends beyond the Netherlands, as they have connections to other royal families across Europe, contributing to their historical significance and legacy.