The Soong sisters, Soong Ai-ling, Soong Ching-ling, and Soong Mei-ling, were three sisters from Wenchang city, Hainan island. Raised as Christians and educated in America, the sisters all married powerful men, respectively, H. H. Kung, Sun Yat Sen, and Chiang Kai-shek. Along with their husbands, they became among China's most significant political figures of the early 20th century.

Soong Ai-ling, legally Soong E-ling or Eling Soong, was a Chinese businesswoman, the eldest of the Soong sisters and the wife of H. H. Kung, who was the richest man in the early 20th century Republic of China. The first character of her given name is written as 靄 in some texts. Her Christian name was Nancy.