Caspar is a name that can refer to various subjects, including a popular character in folklore and literature. One of the most well-known references is Caspar the Friendly Ghost, a cartoon character who is friendly and kind, often helping others rather than scaring them. In addition to fictional characters, Caspar can also refer to Caspar David Friedrich, a famous German Romantic painter known for his landscapes that evoke deep emotions and a sense of the sublime. His works often feature themes of nature, solitude, and the human experience.