Answer
Lee Teng-hui and Tseng Wen-hui were married between 1949 and 2020.
Tseng Wen-hui (Chinese: 曾文惠; pinyin: Zēng Wénhuì; Pe̍h-ōe-jī: Chan Bûn-hūi; is a Taiwanese public figure, First Lady of the Republic of China from 1988 to 2000, and widow of former Taiwanese President Lee Teng-hui.