Denis Viktorovich Shapovalov is a Canadian professional tennis player. He has been ranked as high as world No. 10 in singles by the Association of Tennis Professionals (ATP) which he first achieved in September 2020. He is the third highest-ranked Canadian male player in history behind Félix Auger-Aliassime and Milos Raonic. He has won one ATP Tour singles title and produced his best Grand Slam performance at the 2021 Wimbledon Championships, where he reached the semifinals. Shapovalov also has a career-high doubles ranking of world No. 44, which he attained in February 2020.