What is the origin of Jiang's surname?

Thinking of writing: When writing a report, just write out the history and present situation of Jiang's surname. It mainly includes the development of Jiang surname in Qin and Han Dynasties and Song Dynasty.

Jiang's surname is one of the ancient surnames in China, which mainly comes from Ji's surname, Won's surname and Zi's surname. In 623 BC, Jiang Guo (now Zhengyang County, Henan Province), a vassal state in the Spring and Autumn Period, was destroyed by the State of Chu, and later generations took the country name as their surname.

During the Qin and Han dynasties, Jiang people mainly lived in Henan, Shandong, Hubei and other places, and then developed to the west, north and south. There are also footprints of ginger in Hebei, Shanxi and Anhui. During the Jin and Southern and Northern Dynasties, the regime in the north changed frequently, and Jiang moved to Zhejiang and other places in the southeast. During the Tang and Song Dynasties, with a large number of immigrants from the Central Plains going south, Jiang entered the vast areas of Jiangxi, Zhejiang and Fujian, and Jiang entered Taiwan Province Province in the early Qing Dynasty. ? [23]?

During the Song Dynasty, there were about 250,000 people surnamed Jiang, accounting for 0.32% of the national population, ranking 65th. The province with the largest population of Jiang surname is Jiangxi, accounting for about 2 1.3% of the total population of Jiang surname in China. The distribution in China is mainly concentrated in Jiangxi, Fujian, Zhejiang, Anhui and Henan. These five provinces account for about 83% of the total population of Jiang, followed by Hubei, Jiangsu, Shanxi, Guangxi and Sichuan. Jiangxi, Zhejiang, Fujian, Anhui and yujiang county surnames have gathered around the country.

The schematic diagram of the distribution frequency of Jiang surname in the crowd shows that Jiang surname is widely distributed, but it is not balanced. Jiang surname is one of the more common surnames in Guangdong and Guangxi. In Guangxi, eastern Guangdong, southern Guizhou, eastern Yunnan, Taiwan Province Province and eastern Fujian, the proportion of Jiang's surname in the local population is generally above 0.75%, and the proportion in the central region is as high as 1.5%, and the total coverage area accounts for 6.4% of the national territory.

In southeastern Sichuan, central Yunnan, northern Guizhou, Hunan, southern Hubei, Jiangxi, western Fujian, southern Zhejiang, southern Jiangsu, southern Anhui, eastern Guangdong and other places, the proportion of Jiang's surname in the local population is generally 0.25%-0.75%, and the total coverage area accounts for 14.8% of the land area. In other areas, the proportion of Jiang's surname in the local population is generally below 0.25%, and the total coverage area accounts for 78.8% of the land area, of which less than 0. 1% accounts for 60% of the land area.

Jiang's distribution:

Jiang's family ranks 14 1 among the top 100 surnames in the Song Dynasty. The total population of contemporary Jiang family is about 3.62 million, ranking 74th, accounting for 0.22% of the total population of China. Jiang's population is mainly distributed in Huaihe River Basin, Qilu Region, Yangtze River Basin and its south area in Henan Province, mainly in Henan, Fujian, Guangdong, Shandong, Taiwan Province Province, Anhui, Jiangsu, Zhejiang, Jiangxi, Hunan and Guangxi.