Empress Xiao Cheng Ren, also known as the Ren Xiao empress (26 November 1653  16 June 1674) was the first Empress Consort of the Kangxi Emperor of the Manchu Qing Dynasty of China. They were married in 1665. Empress Xiao Cheng Ren came from the Manchu Heseri clan, and therefore was known as 'Empress Heseri'. She was the daughter of Gabula, a granddaughter of Suoni and a niece of Songgotu. In 1669, Heseri gave birth to a son whom died at the age of three. In 1674, Heseri died while giving birth to Prince Yin Reng, who became the crown prince of the Kangxi Emperor at the age of two. Empress Xiao Cheng Ren died at age 20, and is thus considered the most short-lived Empress of the Qing Dynasty.