Wang Dingguo (; 4 February 1912 – 9 June 2020) was a Chinese Red Army veteran and politician. She was the wife of Xie Juezai, president of the Supreme People's Court. She was a member of the Chinese People's Political Consultative Conference from 1978 to 1993. She was a member of the Communist Party of China. Wang was born in Yingshan County, Sichuan.