player Denis Istomin. Kwon represented South Korea at the 2022 Davis Cup Finals and recorded his first victory over a top-20 player by defeating world No. 13, Felix Auger-Aliassime 7–6(5), 6–3 in the group stage tie versus Canada. Performance timelines Singles Current through the 2023 ABN AMRO Open. Doubles Current through the 2022 Korea Open. ATP career finals Singles: 2 (2 titles) Records These records were attained in the Open era of tennis. Davis Cup indicates the outcome of the Davis Cup match followed by the score, date, place of event, the zonal classification and its phase, and the court surface. Challenger and Futures finals Singles: 11 (8–3) Doubles: 6 (2–4) Head-to-head records Record against top 10 players Kwon's record against players who have been ranked in the top 10, with those who are active in boldface. Only ATP Tour main draw and Davis Cup matches are considered: Record against players ranked No. 11–20 Active players are in boldface. Reilly Opelka 0–2 Kyle Edmund 0–1 Guido Pella 0–3 Albert Ramos-Viñolas 0–1 Nikoloz Basilashvili 0–1 Alex de Minaur 1–1 Benoit Paire 2–1 Frances Tiafoe 0–2 Tommy Paul 0–1 * ITF World Tennis Tour Juniors Singles: 5 (4 titles, 1 runner-up) Doubles: 6 (3 titles, 3 runners-up) References External links 1997 births Living people South Korean male tennis players Tennis players at the 2020 Summer Olympics Tennis players at the 2018 Asian Games Asian Games competitors for South Korea Olympic tennis players of South Korea People from Sangju 21st-century South Korean people