The Duke of Saxe-Coburg refers to a title held by members of the House of Saxe-Coburg and Gotha, a German ducal family. The most notable duke was Ernest I, who ruled from 1826 until his death in 1844. The family played a significant role in European royal history, with connections to various monarchies, including the British royal family. The title is historically significant as it represents a branch of the larger Saxe dynasty. The House of Saxe-Coburg and Gotha produced several prominent figures, including Queen Victoria's husband, Prince Albert, which further solidified its influence in European affairs during the 19th century.