# Kwon Soon-woo

Kwon Soon-woo (Korean: 권순우; born 2 December 1997) is a South Korean professional tennis player. He has been ranked as high as world No. 52 ranking by the ATP, achieved in November 2021 and a doubles ranking of world No. 224, attained in December 2022. Kwon has won two ATP, three ATP Challenger Tour and five ITF World Tennis Tour singles titles.
He broke into the top 100 of the ATP singles rankings in August 2019 after reaching the quarterfinals at the Los Cabos Open and contested his first ATP Tour final at the Astana Open in September 2021, where he won his maiden title and made his top 60 debut. In January 2023, he won his second ATP Tour title at the Adelaide International as a lucky loser, becoming the first Korean to win multiple ATP titles and the tenth lucky loser winner overall in the Open Era.

## Early life

Kwon was born in a small town Sangju and began playing tennis at age 10. He moved to Seoul at age 16 and attended high school there with Lee Duck-hee, another future ATP Tour player. His father Younghun is a talented amateur tennis player and introduced him to tennis. His favorite surface is hard and favorite shots are down-the-line forehand and drop shot.

## Professional career
### 2018–2019: ATP Tour & Grand Slam & top 100 debuts

Kwon made his tour-level and Grand Slam debut after winning the 2018 Asia-Pacific Wildcard Playoff for the main draw of the 2018 Australian Open.
He made his top 100 debut on 5 August 2019 at world No. 97, after reaching the quarterfinals as a qualifier at the 2019 Los Cabos Open.

### 2020–2021: First major win at the US Open; French Open third round, maiden ATP title

In February 2020, Kwon reached four consecutive ATP Tour-level quarterfinals in Pune, New York, Delray Beach and Acapulco. As a result, Kwon rose to a career-high ranking of 69 on 2 March 2020. Kwon defeated world No. 24, Dušan Lajović, in straight sets to reach the quarterfinals in Acapulco, which was his first ATP 500 event. He lost to eventual champion Rafael Nadal in the quarterfinals.
At the 2020 US Open Kwon recorded his first win in a Grand Slam defeating wildcard Thai-Son Kwiatkowski.
Kwon reached the third round of a Grand Slam for the first time in his career at the 2021 French Open where he defeated South African Kevin Anderson and Andreas Seppi before losing to another Italian ninth seed and eventual quarterfinalist Matteo Berrettini.
Despite losing in qualifying at the Eastbourne International, Kwon entered with a second-round bye as a lucky loser after Reilly Opelka withdrew. He made the semifinals before falling to Alex de Minaur. Kwon was competing in his maiden ATP Tour semifinal after winning his first quarterfinal in his eighth attempt against Ilya Ivashka.
In Astana, Kwon won his first ATP Tour-level title. There, he defeated qualifier Evgeny Donskoy, third seed Dušan Lajović, and seventh seed Laslo Đere to reach his second ATP semifinal. In the semifinal, he defeated home favourite and second seed Alexander Bublik to advance to his first ATP Tour-level final. He defeated James Duckworth in straight sets to win his first ATP title and became the first South Korean to win on the ATP Tour and only the second Korean to win a tour-level title in the Open era since 2003 Sydney champion Hyung-Taik Lee. As a result, he reached a new career-high of No. 57 on 27 September 2021.

### 2022: Maiden ATP 500 singles semifinal, Australian Open doubles third round

At the Australian Open, he won his first match defeating Holger Rune in five sets. He lost in the second round to Denis Shapovalov in a tight five-set match with three tiebreaks.
At Wimbledon, he lost in the first round to the top seed and eventual champion, Novak Djokovic, in four sets.
Ranked No. 120 at the Japan Open, he reached the quarterfinals for a second time at the ATP 500-level defeating sixth seed Alex de Minaur and Mackenzie McDonald. He defeated Pedro Martínez to reach his first ATP 500-level semifinal. As a result, he moved more than 30 positions up in the rankings, back into the top 100.

### 2023–2024: Second title won as lucky loser, hiatus, Olympics debut

He won his second career ATP title in Adelaide, defeating Roberto Bautista Agut in three sets. In doing so, he became the first Korean to win multiple ATP titles. He became the first lucky loser to reach the final in Adelaide's tournament history and the first to win an ATP Tour title since Marco Cecchinato in Budapest in 2018, and the tenth lucky loser champion overall.
After a six months hiatus, he returned to the 2023 US Open and the 2024 Australian Open using protected ranking.

### 2025-2026: Military hiatus

In December 2024, Kwon announced that he would step away from tennis and fulfill his mandatory military obligation, which began in January 2025.

## Personal life

On May 22, 2023, it was confirmed that Kwon is dating singer Yubin of Wonder Girls. On October 5, 2023, Yubin's agency confirmed their break-up.

## National representation

Kwon has represented South Korea in the Davis Cup. He was first nominated to the team for the 2017 Davis Cup, making his debut against Uzbek tennis 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, Félix Auger-Aliassime 7–6$^{(5)}$, 6–3 in the group stage tie versus Canada.

## Performance timelines

Key :
| W | F | SF | QF | #R | RR | Q# | P# | DNQ | A | Z# | PO | G | S | B | NMS | NTI | P | NH |

### Singles

Current through the 2024 Davis Cup.
| Tournament | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | SR | W–L |
| Grand Slam tournaments |||||||||||
| Australian Open | A | 1R | Q1 | 1R | 1R | 2R | 1R | 1R | 0 / 6 | 1–6 |
| French Open | A | A | Q1 | 1R | 3R | 1R | A | 2R | 0 / 4 | 3–4 |
| Wimbledon | Q1 | A | 1R | NH | 2R | 1R | A | 1R | 0 / 4 | 1–4 |
| US Open | Q1 | A | 1R | 2R | 1R | 2R | 1R | 1R | 0 / 6 | 2–6 |
| Win–loss | 0–0 | 0–1 | 0–2 | 1–3 | 3–4 | 2–4 | 0–2 | 1–4 | 0 / 20 | 7–20 |
| ATP World Tour Masters 1000 |||||||||||
| Indian Wells Masters | A | A | A | NH | 1R | 1R | A | Q1 | 0 / 2 | 0–2 |
| Miami Open | A | A | A | NH | 1R | 1R | A | 2R | 0 / 3 | 1–3 |
| Monte-Carlo Masters | A | A | A | NH | A | Q1 | A | A | 0 / 0 | 0–0 |
| Madrid Open | A | A | A | NH | A | 1R | A | A | 0 / 1 | 0–1 |
| Italian Open | A | A | A | Q1 | A | Q1 | A | A | 0 / 0 | 0–0 |
| Canadian Open | A | A | 1R | NH | A | Q2 | A | A | 0 / 1 | 0–1 |
| Cincinnati Masters | A | A | A | Q2 | Q1 | Q1 | A | A | 0 / 0 | 0–0 |
| Shanghai Masters | A | A | A | Not Held | Not Held | Not Held | A | A | 0 / 0 | 0–0 |
| Paris Masters | A | A | A | A | A | A | A | A | 0 / 0 | 0–0 |
| Win–loss | 0–0 | 0–0 | 0–1 | 0–0 | 0–2 | 0–3 | 0–0 | 1–1 | 0 / 7 | 1–7 |
| National representation |||||||||||
| Davis Cup | Z1 | Z1 | Z1 | A | WG1 | RR | RR | WG1 | 0 / 2 | 12–9 |
| Career statistics |||||||||||
| | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | Career | Career |
| Tournaments | 0 | 1 | 7 | 7 | 16 | 22 | 6 | 6 | 64 | 64 |
| Titles / Finals | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 | 1 / 1 | 0 / 0 | 1 / 1 | 0 / 0 | 2 / 2 | 2 / 2 |
| Overall win–loss | 3–1 | 0–2 | 7–7 | 8–7 | 19–15 | 20–24 | 7–9 | 3–7 | 67–72 | 67–72 |
| Win % | 75% | 0% | 50% | 53% | 56% | 45% | 44% | 30% | 48.2% | 48.2% |
| Year-end ranking | 168 | 235 | 88 | 95 | 53 | 83 | 196 | | | |

### Doubles

Current through the 2022 Korea Open.
| Tournament | 2018 | 2019 | 2020 | 2021 | 2022 | SR | W–L |
| Grand Slam tournaments ||||||||
| Australian Open | A | A | 1R | A | 3R | 0 / 2 | 2–2 |
| French Open | A | A | 1R | A | 1R | 0 / 2 | 0–2 |
| Wimbledon | A | A | NH | A | 1R | 0 / 1 | 0–1 |
| US Open | A | A | A | 1R | 1R | 0 / 2 | 0–2 |
| Win–loss | 0–0 | 0–0 | 0–2 | 0–1 | 2–4 | 0 / 7 | 2–7 |
| National representation ||||||||
| Davis Cup | Z1 | A | A | A | A | 0 / 0 | 0–1 |
| Career statistics ||||||||
| | 2018 | 2019 | 2020 | 2021 | 2022 | Career | Career |
| Tournaments | 1 | 2 | 2 | 1 | 7 | 13 | 13 |
| Titles / Finals | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 |
| Overall win–loss | 0–1 | 2–2 | 0–2 | 0–1 | 5–7 | 7–13 | 7–13 |
| Year-end ranking | 0 | 280 | 342 | 851 | 232 | 35% | 35% |

## ATP Tour finals
### Singles: 2 (2 titles)

* Legend
* Grand Slam (0–0)
* ATP Masters 1000 (0–0)
* ATP 500 (0–0)
* ATP 250 (2–0)
* Finals by surface
* Hard (2–0)
* Clay (0–0)
* Grass (0–0)
* Finals by setting
* Outdoor (1–0)
* Indoor (1–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Win | 1–0 | Sep 2021 | Astana Open, Kazakhstan | ATP 250 | Hard (i) | James Duckworth | 7–6$^{(8–6)}$, 6–3 |
| Win | 2–0 | Jan 2023 | Adelaide International 2, Australia | ATP 250 | Hard | Roberto Bautista Agut | 6–4, 3–6, 7–6$^{(7–4)}$ |

## Records

* These records were attained in the Open era of tennis.
| Tournament | Year | Record accomplished | Player tied |
| Adelaide International | 2023 | Winning an ATP tournament as lucky loser | Heinz Günthardt Bill Scanlon Francisco Clavet Christian Miniussi Sergiy Stakhovsky Rajeev Ram Leonardo Mayer Andrey Rublev Marco Cecchinato |

## Davis Cup

* Legend
* Group membership
* World Group (0)
* Group I (7–3)
* Group II (0)
* Group III (0)
* Group IV (0)
* 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.
| Rubber outcome | Rubber | Match type (partner if any) | Opponent nation | Opponent player(s) | Score |
| 1–3; 3–5 February 2017; Gimcheon Sports Town Tennis Courts, Gimcheon, South Korea; Group I Asia/Oceania First round; Hard surface ||||||
| Defeat | IV | Singles | Uzbekistan | Denis Istomin | 6–3, 6–7$^{(5–7)}$, 2–6, 6–7$^{(12–14)}$ |
| 2–3; 7–9 April 2017; ASB Tennis Arena, Auckland, New Zealand; Group I Asia/Oceania First round play-offs; Hard surface ||||||
| Victory | II | Singles | New Zealand | Michael Venus | 6–2, 6–2, 7–6$^{(7–1)}$ |
| Victory | IV | Singles | New Zealand | José Statham | 6–3, 6–2, 6–4 |
| 2–3; 15–17 September 2017; Yang Gu Tennis Park, Yang Gu, South Korea; Group I Asia/Oceania Second round play-offs; Hard surface ||||||
| Victory | II | Singles | Chinese Taipei | Jason Jung | 6–3, 6–4, 2–6, 7–6$^{(7–4)}$ |
| 0–4; 2–3 February 2018; Pakistan Sports Complex, Islamabad, Pakistan; Group I Asia/Oceania First round; Grass surface ||||||
| Defeat | I | Singles | Pakistan | Aisam-ul-Haq Qureshi | 3–6, 6–1, 6–7$^{(6–8)}$ |
| Defeat | III | Doubles (with Lim Yong-kyu) | Pakistan | Aqeel Khan Aisam-ul-Haq Qureshi | 6–7$^{(8–10)}$, 4–6 |
| 3–1; 14–15 September 2019; Guiyang Olympic Sports Center Tennis Stadium, Guiyang, China; Group I Asia/Oceania; Hard surface ||||||
| Victory | I | Singles | China | Zhang Zhizhen | 7–6$^{(7–4)}$, 6–7$^{(4–7)}$, 7–5 |
| Victory | IV | Singles | China | Bai Yan | 6–4, 6–3 |
| 3–1; 17–18 September 2021; The International Tennis Hall of Fame, Newport, USA; World Group I; Grass surface ||||||
| Victory | II | Singles | New Zealand | Finn Reynolds | 7–6$^{(7–1)}$, 6–3 |
| Victory | IV | Singles | New Zealand | Rubin Statham | 6–3, 6–3 |

## ATP Challenger Tour finals
### Singles: 6 (3 titles, 3 runner-ups)

* Legend
* ATP Challenger Tour (3–3)
* Finals by surface
* Hard (3–3)
* Clay (0–0)
* Grass (0–0)
* Carpet (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Mar 2017 | Yokohama, Japan | Challenger | Hard | Yūichi Sugita | 4–6, 6–2, 6–7$^{(2–7)}$ |
| Loss | 0–2 | May 2017 | Seoul, South Korea | Challenger | Hard | Thomas Fabbiano | 6–1, 4–6, 3–6 |
| Loss | 0–3 | Sep 2018 | Kaohsiung, Taiwan | Challenger | Hard (i) | Gaël Monfils | 4–6, 6–2, 1–6 |
| Win | 1–3 | Mar 2019 | Yokohama, Japan | Challenger | Hard | Oscar Otte | 7–6, 6–3 |
| Win | 2–3 | May 2019 | Seoul, South Korea | Challenger | Hard | Max Purcell | 7–5, 7–5 |
| Win | 3–3 | Feb 2021 | Biella II, Italy | Challenger | Hard (i) | Lorenzo Musetti | 6–2, 6–3 |

### Doubles: 1 (1 runner-up)

* Legend
* ATP Challenger Tour (0–1)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Jun 2019 | Surbiton, United Kingdom | Challenger | Grass | Ramkumar Ramanathan | Marcel Granollers Ben McLachlan | 6–4, 3–6, [2–10] |

## ITF Futures finals
### Singles: 5 (5 titles)

* Legend
* ITF Futures (5–0)
* Finals by surface
* Hard (5–0)
* Clay (0–0)
* Grass (0–0)
* Carpet (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Win | 1–0 | Nov 2015 | Cambodia F1, Phnom Penh | Futures | Hard | Son Ji-hoon | 7–5, 6–1 |
| Win | 2–0 | Dec 2015 | Cambodia F2, Phnom Penh | Futures | Hard | Huang Liang-chi | 6–3, 6–3 |
| Win | 3–0 | Mar 2016 | Japan F2, Nishitokyo | Futures | Hard | Yuya Kibi | 6–3, 6–4 |
| Win | 4–0 | Jul 2016 | Korea F5, Gimcheon | Futures | Hard | Cho Min-hyeok | 6–4, 6–4 |
| Win | 5–0 | Dec 2016 | Thailand F5, Hua Hin | Futures | Hard | Daniel Altmaier | 6–2, 6–2 |

### Doubles: 5 (2 titles, 3 runner-ups)

* Legend
* ITF Futures (2–3)
* Finals by surface
* Hard (1–3)
* Clay (1–0)
* Grass (0–0)
* Carpet (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Win | 1–0 | Sep 2015 | Korea F6, Anseong | Futures | Clay (i) | Son Ji-hoon | Noh Sang-woo Nam Ji-sung | 6–7$^{(4–7)}$, 6–3, [13–11] |
| Loss | 1–1 | Nov 2015 | Cambodia F1, Phnom Penh | Futures | Hard | Son Ji-hoon | Liu Shao-fan Lee Kuan-yi | 7–6$^{(8–6)}$, 4–6, [11–13] |
| Win | 2–1 | Mar 2016 | Japan F2, Nishitokyo | Futures | Hard | Chung Yun-seong | Issei Okamura Kento Takeuchi | 2–6, 6–2, [10–3] |
| Loss | 2–2 | Dec 2016 | Thailand F5, Hua Hin | Futures | Hard | Lee Jea-moon | Sadio Doumbia Fabien Reboul | 3–6, 4–6 |
| Loss | 2–3 | Jun 2018 | Korea F3, Daegu | Futures | Hard | Lim Yong-kyu | Chung Yun-seong Hong Seong-chan | walkover |

## ITF Junior Circuit
### Singles: 5 (4 titles, 1 runner-up)

* Legend
* Category GA (0–0)
* Category G1 (0–0)
* Category G2 (0–0)
* Category G3 (1–0)
* Category G4 (0–0)
* Category G5 (3–1)
| Result | W–L | Date | Tournament | Category | Surface | Opponent | Score |
| Loss | 0–1 | Apr 2013 | 2013 Gimcheon International Junior Championships, South Korea | G5 | Hard | Chung Yun-seong | 4–6, 3–6 |
| Win | 1–1 | Apr 2014 | 2014 Gimcheon International Junior Championships, South Korea | G5 | Hard | Shin San-hui | 6–3, 6–0 |
| Win | 2–1 | Sep 2014 | China Junior 15 Guangzhou, China | G3 | Hard | Daniel Nolan | 6–1, 6–2 |
| Win | 3–1 | Apr 2015 | 2015 ITF Sunchang International Junior Championships, South Korea | G5 | Hard | Christopher Yun | 5–1 ret. |
| Win | 4–1 | Apr 2015 | 2015 Gimcheon International Junior Championships, South Korea | G5 | Hard | Im Seong-taek | 6–1, 6–2 |

### Doubles: 6 (3 titles, 3 runners-up)

* Legend
* Category GA (0–0)
* Category G1 (0–1)
* Category G2 (0–1)
* Category G3 (0–0)
* Category G4 (2–0)
* Category G5 (1–1)
| Result | W–L | Date | Tournament | Category | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Jun 2012 | 2012 Gimcheon International Junior Championships, South Korea | G5 | Hard | Kim Young-seok | Hong Seong-chan Kang Ku-keon | 3–6, 2–6 |
| Win | 1–1 | Apr 2013 | 2013 Jeju International Junior Championships, South Korea | G4 | Hard | Oh Chan-yeong | Han Jin-sung Hyun Geong-hwan | 6–3, 6–2 |
| Win | 2–1 | Apr 2013 | 2013 Sunchang International Junior Championships, South Korea | G5 | Hard | Oh Chan-yeong | Lee Min-hyun Shin San-hui | 6–4, 3–6, [10–1] |
| Win | 3–1 | Apr 2014 | 2014 Jeju International Junior Championships, South Korea | G4 | Hard | Go Hyun-sik | Lim Min-seob Shin San-hui | 6–4, 7–5 |
| Loss | 3–2 | Nov 2014 | 2014 Lee Duk Hee Cup Chuncheon International Junior Tennis Championships, South Korea | G2 | Hard | Oh Chan-yeong | Jake Delaney Akira Santillan | 6–3, 3–6, [8–10] |
| Loss | 3–3 | Nov 2014 | 2014 Seogwipo Asia Oceania International Junior Tennis Championships, South Korea | G1 | Hard | Shin San-hui | Shohei Chikami Yosuke Watanuki | 3–6, 4–6 |