"Chu" is a common surname in several cultures, particularly in China and Korea. In Chinese, it can be written as 朱 or 楚, and it often signifies a family lineage or heritage. The name may also appear in various forms in other East Asian countries, reflecting the diverse ways it is used. In addition to being a surname, "Chu" can refer to a variety of concepts, including Chu culture, which is associated with the ancient state of Chu in China. This culture is known for its unique contributions to Chinese art, literature, and philosophy during the Warring States period.