Yang is the ancestor of the world. Yang's surname mainly comes from the Zhou royal family, whose surname is Ji, and Boqiao, the second son of Quwo Wugong, is the ancestor of all Yang's surnames in the world. Mainly because Boqiao's grandson lived in the fief, he thought he was a surname, but after the state of Jin was destroyed, only one of Yang's descendants, Yang Dao, fled to Huashan to settle down and began to take his ancestor Yang as his surname and became an authentic Yang.

Yang boqiao (724 BC ~? ), overseas Chinese also make bridges and Joe. Yang Boqiao is the younger brother, and Ji is called the second son. At that time, he was a doctor in China. In the fifth year of King Xiang of Zhou (Zheng Ji) (647 BC), Wang Nian's ancestors made meritorious deeds and named him Yang, the title of the country. In the southeast of Hongtong County, Shanxi Province, he was named Yang Hou. Sun Yangdao, the sixth generation of Sun Yangdao, took Yang as his surname when he took refuge, and was honored as the ancestor of Yang's surname by later generations. He is known as the authentic Yang in history, that is, Yang Boqiao, the ancestor of Yang.

The birthplace of Yang surname.

Yang's birthplace is in today's Shanxi Province. In the Spring and Autumn Period, Yang was destroyed by gold, and the surname Yang developed and spread westward. He first moved to Shaanxi, then moved to Huoxian county in the middle reaches of Fenshui River in Shanxi, and then spread to Henan. During the Qin and Han Dynasties, Yang moved to Hanoi and Fengyi, which are widely distributed in the north of China, now Dali, Shaanxi. Yang entered Sichuan at this time, mostly from Hubei and Shaanxi.

At present, Yang's surname is spreading all over the country and even overseas, becoming one of the most populous surnames in China. According to the statistics of February 20 15, the total population of Yang is about 42.7 million, which is the sixth surname in China, accounting for 3. 1% of the national population.