Wang Wenjing (Chinese: 王文京; born 1964) is a Chinese billionaire businessman, chairman of Yonyou, a Chinese company specialising in accounting software and ERP software.

He was born in Shangrao, Jiangxi, China, the son of a poor farmer. An excellent student, he won a place at Jiangxi University of Finance and Economics aged 15.^[2]

On graduation, he was given a job in Beijing to "develop computerized financial software for the State Council's government offices administration". Aged 24, he resigned and with some classmates started UFSoft with $5500 that they pooled.^[2]

As of October 2015, Forbes estimated his net worth at US$2.7 billion.^[1]