There are different opinions about the origin of the dragon surname:
It is said that the earliest one was related to a man who tamed dragons during the Yellow Emperor period. According to legend, this dragon keeper's name is Dongfu. He is famous for being good at raising and training dragons, and was given the surname of Zilong by the Yellow Emperor. So one of his descendants took the occupation as their surname and began to take their surname.
Dragon.
When the ancient emperor Yu Shun lived, there was a man named "Dragon" in the court, who was in charge of the life of Emperor Xuan. The descendants of the "dragon" also take the dragon as their surname.
Kong Jiashi, the emperor of Xia Dynasty, another man named "Liu Lei" (according to legend, a descendant of Emperor Yao) learned the art of dragon training from the descendants of Dongfu, and was later named "Yu Long's". As a result, some descendants of Dong Fu, a "Qianlong family" and Liu Lei, a "Yulong family", took "Dragon" as their surname.
At the end of the Warring States Period and the Qin Dynasty, there were two Chu people, Long Qie and Long Weiyang, whose ancestors were unknown, but their descendants all took "Dragon" as their surname.
During the Northern and Southern Dynasties, there were two countries in the west of China, namely Xiang Yan and Mickey. The monarchs of both countries were named after "dragons".
In addition, in ancient times, there was also a big surname in Gujike County (now most of Guizhou, northwest Guangxi and east Yunnan), named Long.
There are three counties in Longyou: Wuling, Tianshui and Bohai. Later, after continuous migration, today the descendants of the Long family are distributed in many places in China, and Xinyang, Henan Province is also one of their settlements.
Celebrity dragon:
Long Qie: General under the overlord of Chu in the late Qin Dynasty.
Zhang Long: A Famous Painter in Song Dynasty
Long Renfu, a great scholar in Yuan Dynasty
Long Qirui, a minister and scholar in Qing Dynasty, was born in Lingui, Guangxi. He is well versed in Confucian classics, especially phonology, and has written books such as General Theory of Ancient Rhymes and Two Notes on Zheng Ji by Jing Ya.