Song surname is the 22nd most popular surname in China, with a large population, accounting for about 0.8% of the Han population in China. Song's ancestral home is Shangqiu, Henan. In the early years of the Western Zhou Dynasty, Zhou Wuwang appointed Wei Zi to the Song Dynasty (now Shangqiu, Henan Province) and established the Song State. Song people took the country as their surname, which was the beginning of the Song family and spread for more than 3 thousand years. Song Weiqi was the ancestor of the Song family, and it was spread to the 1 1 Song Wugong in the Spring and Autumn Period. By the time it reached Gong Jing in the 19th Song Dynasty, Tou Man had entered the Warring States Period. In the 24th Song Kangwang lost his country, and the Song Kingdom perished. The 26th generation was in the Qin Dynasty and the 27th generation was in the early years of the Western Han Dynasty. Since then, it has been handed down by the eldest son. By the 64th generation, it had entered the last years of the Yuan Dynasty. Because of the military disaster and flood, the genealogy was lost, and the Song clan worshipped their ancestors.

The population of contemporary Song surname has reached more than 9 million, which is the 23rd most popular surname in China, accounting for 0.72% of the national population. The distribution in China is mainly concentrated in Shandong, Henan, Hebei and Heilongjiang provinces, accounting for 43% of the total population of the Song family, followed by Liaoning, Sichuan, Hubei, Jiangsu, Shanxi, Jilin, Hunan and Anhui provinces, which have concentrated 34% of the population of the Song family. Shandong is 14% of the total population of the Song family and the largest province of the Song family.