There are 10 major surnames in Jiangsu Province, namely Wang, Zhang, Chen, Li, Xu, Zhou, Zhu, Liu, Wu, and Yang. Let's take a look:

Wang surname: Ji Jin in the Eastern Zhou Dynasty was the ancestor of the Wang surname, and the Wang surname has been taking North China as the main activity area in the pre-Qin and Han and Jin dynasties, and its development is very rapid. During the Sui Dynasty, the various branches of the Wang surname were spread to various places.
Zhang surname: Zhang Hua is the ancestor of the surname, and the descendants of Zhang Liang, the Marquis of the Western Han Dynasty, set out from Shaanxi and migrated north into Jiangsu, crossed the Yangtze River, and entered the Jiangnan region.
Chen surname: Chen Hugong is the ancestor of the Surname Chen, during the Qin and Han Dynasties, the footprints of the Chen surname have embarked on Hunan, Jiangsu, Shanxi, and Shandong.
Li surname: The ancestor of the Surname Li was Li Lizhen, and the descendants of Li Er entered Gansu and developed into the Wang clan of the Li surname in Longxi, and those who lived in Hebei became famous people with the surname of Li in Zhao County. It reaches Shandong in the east and reaches Gansu and Zhejiang in the southeast.
Xu surname: Xu Ruomu of the Xia Dynasty is the ancestor of Xu surname, in the pre-Qin period, Xu surname was mainly distributed in Anhui, Jiangsu, Shandong and other places.
Zhou surname: The Zhou surnamed Hou ji was the ancestor of the Zhou surname, and the Zhou surname of the Qin Dynasty migrated to present-day southern Henan and northern Jiangsu.
Zhu surname: Zhu Xiang was revered as the ancestor of the Zhu surname, and during the Western Zhou Dynasty, some of the Qi people of King Wu of Zhou moved south to Danyang, Anhui, Andsuntu, Jiangsu and other places.
Liu surname: Liu Lei is the ancestor of the surname Liu, and the Han Dynasty was the heyday and development period of the Liu surname.
Wu surname: Wu surname Zun Taibo is the ancestor, and Zhongyong is the ancestor of the generation. The ancient state of Wu was located in the area of present-day Wuxi County, Jiangsu Province, which was also the birthplace of the Wu surname.
Yang surname: Yang Boqiao is the ancestor of the surname, during the Spring and Autumn Warring States period, there are Yang surname moved to Jiangsu and Anhui, scattered in the middle and lower reaches of the Yangtze River.
These 10 surnames are widely distributed in Jiangsu, I don't know if you know it? Feel free to leave a message to add information about your knowledge.