The population of contemporary ao surname is about 250,000, which is the 25th1most popular surname, accounting for about 0.02% of the national population. From the Song Dynasty to the present 1000 years, the population growth rate of Aoshi showed an A-type trend.
Guizhou is the largest province with Ao surname, accounting for about 27% of the national population. Secondly, it is distributed in Henan, Hunan, Yunnan, Guangxi, Jiangxi and other places.
The Schematic Diagram of the Distribution Frequency of Aoshi in the Population shows that the distribution frequency of Aoshi in the population is about 0.06% in Guizhou, Yunnan, Guangxi, most of Guangdong, northern Hainan, Sichuan and Chongqing, western Hunan and Hubei, southern Shaanxi and Gansu, the junction of Henan, Anhui and Hubei, and western Jiangxi, and it can reach more than 0.3% in the central region. The above-mentioned areas account for about 2 1.7% of the country's total area, and about 68% of Ao's surname lives here.
Extended data:
The name Ao has a long history. Like Jiang and Ji, it is accompanied by the growth of China's history. In ancient times, there were not many people with surnames, and those with surnames were more famous in society.
Some ancient surnames have disappeared, such as Gui, so the history of people named Ao must have experienced countless ups and downs. There are many reasons for the extinction of surnames in history, such as war, plague, famine, crime and so on.
Aoshi can be circulated for five thousand years, which shows that this surname should be a prosperous family with many Miao people. There is a saying among people named Ao in Yunnan and Guizhou that people named Ao can't enter the official career unless they change their names. Even if there is, it will cause disaster for no reason.
This statement asked many old people named ao, and they didn't know where it came from. They just said that it was handed down from ancestors and that future generations should abide by it.
Baidu Encyclopedia-Aoshi