Sean Lien or Lien Sheng-wen (simplified Chinese: 连胜文; traditional Chinese: 連勝文; pinyin: Lián Shèngwén; Pe̍h-ōe-jī: Liân Sèng-bûn; Taiwanese: Liân sìng-bûn; born February 4, 1970) is a member of the Central Standing Committee of the Kuomintang of the Republic of China in Taiwan. He is co-founder of Evenstar Capital and he previously served as chairman of the Taipei Smart Card Corporation, the company which operates EasyCard.