Charles is a name that carries enormous historical weight. It comes from the Germanic word karl, which meant a free man, and was the name of Charlemagne, or Charles the Great, the Frankish king who united much of Europe in the early Middle Ages. His empire laid the foundations for modern France and Germany, and his name spread across Europe in various forms,Carlos in Spain, Karl in Germany, Carlo in Italy, Charles in France and England. The name has been borne by many kings of England, France, Spain, and Sweden. In the United States, Charles has been a consistently popular name for centuries, often ranking in the top 20. Its appeal comes from its royal heritage, its strong meaning of freedom, and its classic, dignified sound.