Kho Sin-Khie (Chinese: 许承基; pinyin: Xu Chengji, Mandarin pronunciation: [xǔ tʂʰəŋ˧˥tɕi˥˩]; September 2, 1912 – January 31, 1947) was an Indonesian-born tennis player who represented the Republic of China in the Davis Cup. He was from the Peranakan Chinese ethnic group. He was the first Chinese player ever to win a major international tournament. He won twice the British Hard Court Championships and the Surrey Grass Court Championships on one occasion. He was a Swiss, Italian and Swedish champion as well.