The House of Luxembourg is a prominent European royal family that originated in the 10th century. It played a significant role in the history of several countries, including Luxembourg, France, and Germany. The family produced many notable figures, including kings and emperors, and was influential in the politics of medieval Europe. The most famous member of the House of Luxembourg is John the Blind, who was King of Bohemia and played a crucial role in the Hundred Years' War. Today, the family continues to hold a ceremonial role in Luxembourg, where they are regarded as symbols of national identity and heritage.