Si Xinliang (Chinese: 斯鑫良; pinyin: Sī Xīnliáng; born January 1950) is a former Chinese politician. From 2010 to 2013, Si served as the Vice Chairman of the Zhejiang Provincial People's Political Consultative Conference, a mostly ceremonial legislative consultation body. Prior to that, Si served as the chief of the Organization Department of the Zhejiang provincial Communist party Committee. He worked for several years under Xi Jinping, who was serving as the party chief of Zhejiang.