Barker is a term that can refer to various subjects, but it is often associated with a person who promotes or advertises a show, event, or product, typically in a lively and engaging manner. This role is commonly seen in circuses or fairs, where the barker attracts crowds to performances or attractions. In a different context, "Barker" can also refer to a surname or a brand name. For example, Barker is a well-known shoe company that specializes in high-quality leather footwear. The name may also be associated with various individuals in entertainment, sports, or other fields.