"百家姓" is a Chinese book containing a list of the hundred most common Chinese surnames. This ancient work is an important source for the study of Chinese history and culture. The authorship of the book is attributed to an unnamed author, and it belongs to the classic works of Chinese literature. In "百家姓", each family name is attributed with a short origin legend or other explanatory material, which adds interest to the book and contains traditional Chinese views on family relations and identity. The book is an important source for the study of Chinese language and culture and helps to better understand the historical context of the formation of surnames in Chinese society.