Xenia Knoll is a Swiss tennis player.

Hsieh Su-wei and Barbora Strýcová defeated Gabriela Dabrowski and Xu Yifan in the final, 6−2, 6−4 to win the ladies' doubles tennis title at the 2019 Wimbledon Championships. With the win, Strýcová attained the WTA no. 1 doubles ranking for the first time – Kristina Mladenovic, Elise Mertens and Ashleigh Barty were also in contention for the top ranking. Hsieh and Strýcová won the title without losing a set during the tournament.