Originated from the surname of Qi, it is said that Qi, a descendant of Yao Emperor in ancient times, was sealed in Liu Guo (formerly known as Tangxian County of Dingzhou, now Tangxian County of Hebei Province), which belongs to the country name. According to legend, Tang Yao was the leader of Tang Tao clan in ancient Qi, and his name was Fang Xun. He was virtuous and kind, and later became the leader of the tribal alliance and was honored as one of the five emperors. According to legend, Tang Yao was born in Yiqishan, Shunping County (formerly Wanxian County), also known as Yaoshan. Yao was sealed by place names, and his nine sons were sealed in Liu Guo (now Tang County, Hebei Province). His descendants took the country name as their surname and passed it down from generation to generation as Liu, which was called authentic in history. It is also said that Liu's surname began with Liu Lei (a part of Liu's genealogy is Liu Lei). In the twenty-ninth year of Zuo Zhuan, he said, "Since the decline of Tao and Tang Dynasty, Liu Lei followed suit, learning from it, and calling on the Long family to serve the Kong family. Kong Jia gave the surname Yulong to serve Kong Jia so that he could eat and drink. After the summer, Jiaji gave me the title of' Yulong' to show my respect for Wei. " The Chronicle of Bamboo Slips said: "In the first year of Kong Jia, the Wei family was abolished and Liu Zuolong." Chronology of Bamboo Slips says: "In the seventh year of Kong Jia, Liu Lei moved to Luyang." Source 2: Scholar of the State of Jin: Liu Lei, the grandson of Emperor Yao, served Kong Jia, the king of Xia, and gave him a royal son. Later, he moved to the county and became the Wei family of Shang Dynasty. At the end of the Shang Dynasty, the country was in the Tang Dynasty, destroyed the Tang Dynasty and moved to Du (now southwest of Xi), which was the Tang Du family. Du Bo, the monarch of Zhou Xuanwang, was killed innocently, and his son Du Ji's uncle went to the State of Jin, where his grandson Du Lou served as a judge. His great-grandson served Fan (now Fan County, Henan Province), and later generations took Feng as their surname and called him Fan. Fan Wenzi, the eldest son of the teacher association, is a sage of the country; The second son, the scholar, established the Quidditch family, and the scholar was the Quidditch son. The youngest son, Liu Bang, is a descendant of Emperor Gaozu. The society is not only the ancestor of Fan, but also the ancestor of Liu. "Zuo Zhuan" has been "xianggong" for twenty-four years: (Fan Yue) "The ancestor of Yan is Tao, the surname of Yu Long in summer, the surname of Wei in Shang Dynasty, the Tang in Zhou Dynasty and the surname of Xia Dynasty." Wang Fu praised in "On the Latent Husband": "Liu Zhide is the best in the world since the Tang Dynasty and above the Han Dynasty." "Tongzhi" Volume 26 "Family II" said: "Yao is divided into six, and Tang, Du, Fan, Liu, Wei and Qi are all surnames, and Yao never died! Source 3: It comes from the surname of Ji, and it comes from the fief that Zhou Dingwang gave to his brother Ji, which belongs to the name of fief. In about eight years (599 BC), King Ding of Zhou gave (now Yanshi, Henan Province) as a territory to his younger brother Ji. At this point, Liu was formally established in the Eastern Zhou Dynasty, and Liu Kanggong became the ancestor of Liu, Zhao and Ji. Liu, surnamed Ji, was a scholar of the Zhou Dynasty, who was in charge of internal affairs and foreign affairs for more than a hundred years. Zuo Zhuan was published for eleven years: from Jin to Zhou, the king ordered Liu Kanggong and announced Zhu Jin in one direction. Source 4: Liu Dao, General of Qi State who surrendered to Han Dynasty at the end of Qin Dynasty: According to historical records, "Pingdu is filial to Liu Hou Road, Pingdu. Suoyin County belongs to Donghai. With Qi Jiang, Gaozu fell in three years and gathered Qi, Hou and thousands of households. Filial piety lasted for five years, four years (BC 19 1), in June, and in the first year of filial piety, Liu Zhi. Seek asylum and be together. I was three when I was filial. " Source 5: Give or change the surname 1. From Xiang's family: Xiang Bo, uncle of Xiang Yu, and others were Liu's in the early Han Dynasty, and they were named as Sheyang Hou. After Liu Bang proclaimed himself emperor, he changed Xiang Bo's surname to Liu and gave him the title of Sheyang Hou to thank Xiang Bo for saving his life. At the same time, three Xiang clansmen were sealed: Tao Hou Xiang sealed a city in Wenshang, Shandong Province, Hou sealed a city in wen county and Xuanwu, Henan Province (the name is unknown, and the city is to be tested), and three Xiang Hou and their families were named Liu. 2. From Lou's family, Lou Jing was named Liu, and the later official was named Lou Jing, a native of Qi, and Lou Jing went to see Liu Bang. Advocate making Chang 'an its capital. After listening carefully to his opinions on the capital, Liu Bang solicited the opinions of other ministers. Of all the ministers, only Sean agreed with Lou Jing and urged Liu Bang to move to Chang 'an. Therefore, Liu Bang decided to move the capital of the Han Dynasty to Chang 'an. Liu Bang adopted Lou Jing's suggestion of moving the capital to Chang 'an and kept his official position. Also known as Shanhaiguan Hou, given the surname Liu. 3. From the etiquette (official position) of the Han Dynasty to the autumn festival of the royal family of the Han Dynasty-? Hey (? Liu) is an official name. Pay special attention to: Liu Yizhi Liu, what is the word? Therefore, the correct surname ㄡ is pronounced ㄡ, not ㄧㄡ). 4. From Wang: Wang Chang, a native of Wuyang in the Eastern Han Dynasty, made great contributions to Ping Li and changed to Wei Liu Liu; Wang Lang pretended to be Liu Ziyu, the son of Emperor Han Cheng, and became emperor himself, so he was punished. 5. From Gong Jia: After he succeeded to the throne, Gong Mei, the cousin of Queen Liu E (the first ex-husband), was given the surname Liu, and she was recognized as her brother; During the Jiajing period of the Ming Dynasty, the famous Liu Yuan's surname was Gong. In order to thank the whistleblower, he changed his surname to Liu. 6. From Lushi: Fang Lu, a native of Anding Sanshui, lied that Liu Wenbo, the great-grandson of Emperor Wu of the Han Dynasty, once stood on his own feet as emperor. According to Pingliang and other places, fleeing to Xiongnu failed. 7. From Kou: Liu Feng, a general of Shu in the Three Kingdoms, was originally named Kou. As an adopted son of Liu Bei, he changed his surname to Liu. 8. From Qiu: Qiu Shen, a native of Yiyang (now Xinye, Henan Province) in the Western Jin Dynasty, claimed to be a descendant of the Han imperial clan and changed his surname to Liu. He was declared emperor and named kamikaze. 9. From Liu: Liu changed to Liu: Houpo Liu was Yongchun Liu, and changed his surname to Liu in the turmoil at the end of the Song Dynasty and the beginning of the Yuan Dynasty; Another genealogy of the Liu family in Qingyuan contains: Liu Tianlu, the secretariat of Quanzhou Road in the 39th century, returned to Yongchun due to the serious military situation, stayed in his hometown, and changed to Liu, the ancestor of this branch. 10. After Liu Zongyuan, a writer in the Tang Dynasty, Liu Zongyuan was at odds with the then Minister of State, which attracted many royal cronies. Later, afraid of being framed, he fled to Hongdong County, Shanxi Province and changed his surname to Liu. Many years later, due to local flooding, they moved to Zhoukou, Henan, Bozhou, Anhui, Cao Xian and Taian. 1 1. From Xue: Emperor Liu Ji 'en of the Northern Han Dynasty, whose real name was Xue, changed his surname to Liu because he was a nephew and adopted son. 12. From He: Emperor Liu Jiyuan of the Northern Han Dynasty, whose real name was He, changed his surname to Liu because he was a nephew and adopted son. 13. It is said that after the downfall of Chen Youliang at the end of Yuan Dynasty, his descendants changed their surname to Liu. 14. Liu, eunuch of the Tang Dynasty, formerly known as Ju Wenzhen, has no children. 15. Liu Jin, the eunuch of the Ming Dynasty, changed her surname to Liu and had no children. 16. From Hou Shi: Hengfu Liu (1872- 1926), also known as Hou Xiabao, whose real name is Tu Qiong, whose real name is Chun Qing, is from Fujian Nan 'an Wharf and an overseas Chinese general in the Philippine War of Independence. Other people who changed their surnames to Liu in modern times.