# Hsu Yu-hsiou

Hsu Yu-hsiou (Chinese: 許育修; born 2 April 1999) is a Taiwanese tennis player. He has a career high ATP singles ranking of world No. 158 achieved on 16 October 2023. He also has a career high ATP doubles ranking of world No. 149 achieved on 11 July 2022. Hsu is currently the No. 2 Taiwanese tennis player.

## Junior career

As a junior, Hsu achieved a career-high total combined ranking of No. 5, reached on 12 June 2017. In 2017, he won the 2017 Australian Open boys' doubles championships title alongside Zhao Lingxi. He then won the 2017 Wimbledon boys' doubles championships title with Axel Geller and impressively also the 2017 US Open boys' doubles championships title with Wu Yibing, holding three out of the four junior grand slam doubles championships simultaneously.

## Professional career
### 2018

In March 2018, he won his first singles and doubles titles on the ITF Men's Circuit. In the same year, he made his debut for the Chinese Taipei Davis Cup team, where he won his single's tie against Shahin Khaledan of Iran by a score of 4–6, 6–1, [10–8]. This would mark his first appearance as well as his first win at the ATP Tour level. In September, Hsu reached his first career final on the ATP Challenger Tour where he and partner Jimmy Wang lost in the doubles final of the 2018 Kaohsiung Challenger to Yang Tsung-hua and Hsieh Cheng-peng 7–6$^{(7–3)}$, 2–6, [8–10], in an all-Taiwanese final.

### 2023: Major and Masters debuts and first wins, top 160

Hsu made his Grand Slam debut by qualifying for the 2023 Australian Open, beating Evan Furness, Elias Ymer and Alexandre Muller.
He also qualified for the US Open and won his first round match against Thanasi Kokkinakis, making him the fifth Taiwanese men's singles player to ever qualify for the tournament, and the third Taiwanese man to win a Major match in history.
He made his debut in qualifying at a Masters 1000 level at the 2023 Rolex Shanghai Masters. He qualified for the main draw and recorded his first Masters 1000 wins defeating Max Purcell and 17th seed Lorenzo Musetti. He lost to 16th seed and eventual champion Hubert Hurkacz. He reached a career high ranking of No. 158 on 16 October 2023.

## Performance timeline

Key :
| W | F | SF | QF | #R | RR | Q# | DNQ | A | NH |

### Singles

Current through the US Open
| Tournament | 2022 | 2023 | 2024 | SR | W–L | Win % |
| Australian Open | | 1R | Q1 | 0 / 1 | 0–1 | 0% |
| French Open | | Q1 | | 0 / 0 | 0–0 | – |
| Wimbledon | | Q1 | Q1 | 0 / 0 | 0–0 | – |
| US Open | | 2R | Q3 | 0 / 1 | 1–1 | 50% |
| Win–loss | | 1–2 | | 0 / 2 | 1–2 | 33% |
| ATP Tour Masters 1000 |||||||
| Indian Wells Masters | A | A | | 0 / 0 | 0–0 | – |
| Miami Open | A | A | | 0 / 0 | 0–0 | – |
| Madrid Open | A | A | | 0 / 0 | 0–0 | – |
| Cincinnati Masters | A | A | | 0 / 0 | 0–0 | – |
| Shanghai Masters | NH | 3R | | 0 / 1 | 2–1 | 67% |

## Challengers and Futures/World Tennis Tour finals
### Singles: 20 (14–6)

* Legend (singles)
* ATP Challenger Tour (1–0)
* ITF Futures/World Tennis Tour (13–6)
* Titles by surface
* Hard (14–6)
* Clay (0–0)
* Grass (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Win | 1–0 | Jul 2018 | Chinese Taipei F3, Taipei | Futures | Hard | Michael Zhu | 6–2, 6–3 |
| Loss | 1–1 | Jul 2019 | M25, Taipei, Chinese Taipei | World Tennis Tour | Hard | Bai Yan | 4–6, 4–6 |
| Win | 2–1 | Sep 2019 | M15, Hua Hin, Thailand | World Tennis Tour | Hard | Ryan Peniston | 6–3, 6–3 |
| Loss | 2–2 | Jan 2020 | M15, Hong Kong | World Tennis Tour | Hard | Yuta Shimizu | 7–5, 6–7$^{(7–9)}$, 6–7$^{(5–7)}$ |
| Win | 3–2 | Feb 2021 | M15, Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Arnaud Bovy | 6–4, 6–4 |
| Win | 4–2 | Mar 2021 | M15, Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Edoardo Eremin | 6–3, 6–2 |
| Win | 5–2 | Mar 2021 | M15, Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Lukas Krainer | 6–2, 6–1 |
| Win | 6–2 | Mar 2021 | M15, Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Makoto Ochi | 6–2, 6–1 |
| Loss | 6–3 | Jul 2021 | M25, Nur-Sultan, Kazakhstan | World Tennis Tour | Hard | Evgeny Karlovskiy | 6–7$^{(4–7)}$, 6–2, 3–6 |
| Win | 7–3 | Feb 2022 | M25, Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Marek Gengel | 6–3, 6–2 |
| Loss | 7–4 | Mar 2022 | M25, Quinta do Lago, Portugal | World Tennis Tour | Hard | Valentin Vacherot | 4–6, 3–6 |
| Win | 8–4 | Jun 2022 | M25, Dallas, USA | World Tennis Tour | Hard | Gabi Adrian Boitan | 7–5, 6–3 |
| Win | 9–4 | Sep 2022 | M25, Tây Ninh, Vietnam | World Tennis Tour | Hard | Lý Hoàng Nam | 6–3, 6–2 |
| Win | 10–4 | Oct 2022 | Sydney, Australia | Challenger | Hard | Marc Polmans | 6–4, 7–6$^{(7–5)}$ |
| Win | 11–4 | Apr 2023 | M25, Tsukuba, Japan | World Tennis Tour | Hard | Sho Shimabukuro | 7–6$^{(7–5)}$, 6–4 |
| Win | 12–4 | Apr 2023 | M25, Kashiwa, Japan | World Tennis Tour | Hard | Lee Jea-moon | 6–1, 6–1 |
| Win | 13–4 | Apr 2024 | M15, Kashiwa, Japan | World Tennis Tour | Hard | Masamichi Imamura | 3–6, 7–5, 6–4 |
| Loss | 13–5 | Jul 2024 | M25, Tianjin, China | World Tennis Tour | Hard | Bai Yan | 2–6, 4–6 |
| Loss | 13–6 | Aug 2024 | M25, Taipei, Chinese Taipei | World Tennis Tour | Hard | Keisuke Saitoh | 3–6, 1–6 |
| Win | 14–6 | Aug 2024 | M25, Taipei, Chinese Taipei | World Tennis Tour | Hard | Blake Ellis | 6–3, 6–4 |

### Doubles: 40 (27–13)

* Legend (doubles)
* ATP Challenger Tour (5–2)
* ITF Futures/World Tennis Tour (22–11)
* Titles by surface
* Hard (23–12)
* Clay (4–1)
* Grass (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Win | 1–0 | Mar 2018 | Australia F3, Mornington | Futures | Clay | Matthew Romios | Tom Evans Max Purcell | 6–3, 6–3 |
| Loss | 1–1 | Jun 2018 | Singapore F3, Singapore | Futures | Hard | Yuta Shimizu | Jeremy Beale James Frawley | 2–6, 3–6 |
| Win | 2–1 | Jul 2018 | Taipei F2, Chinese Taipei | Futures | Hard | Nicholas S. Hu | Pak Long Yeung Chun HunWong | 7–5, 7–6$^{(7–5)}$ |
| Loss | 2–2 | Sep 2018 | Kaohsiung, Taiwan | Challenger | Hard | Jimmy Wang | Hsieh Cheng-peng Yang Tsung-hua | 7–6$^{(7–3)}$, 2–6, [8–10] |
| Win | 3–2 | Nov 2018 | Thailand F8, Nonthaburi | Futures | Hard | Hsieh Cheng-peng | Francis Casey Alcantara Bernardo Saraiva | 6–1, 6–0 |
| Win | 4–2 | Dec 2018 | Hong Kong F3 | Futures | Hard | Shintaro Imai | Xin Gao Aoran Wang | 7–6$^{(7–1)}$, 6–1 |
| Loss | 4–3 | Jan 2019 | M25 Hong Kong | World Tennis Tour | Hard | Shintaro Imai | Sanchai Ratiwatana Sonchat Ratiwatana | 4–6, 6–7$^{[4–7)}$ |
| Win | 5–3 | Jan 2019 | M15 Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Shintaro Imai | David Poljak Kacper Zuk | 6–2, 6–0 |
| Win | 6–3 | Mar 2019 | M15 Tsukuba, Japan | World Tennis Tour | Hard | Shintaro Imai | Blake Ellis Michael Look | 1–6, 6–1, [10–7] |
| Win | 7–3 | Aug 2019 | M25 Nonthaburi, Thailand | World Tennis Tour | Hard | Yuta Shimizu | Sanjar Fayziev Sergey Fomin | 6–2, 6–3 |
| Loss | 7–4 | Sep 2019 | M15 Hua Hin, Thailand | World Tennis Tour | Hard | Wei-De Lin | Seong Chan Hong Sanhul Shin | 4–6, 4–6 |
| Loss | 7–5 | Oct 2019 | M25 Toowoomba, Australia | World Tennis Tour | Hard | Vladyslav Orlov | Brydan Klein Scott Puodziunas | 3–6, 4–6 |
| Win | 8–5 | Jan 2020 | M15 Hong Kong | World Tennis Tour | Hard | Luca Castelnuovo | Wei-De Lin Wishaya Trongcharoenchaikul | 5–7, 6–3, [11–9] |
| Loss | 8–6 | Feb 2021 | M15 Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Jumpei Yamasaki | Shintaro Imai Kaito Uesugi | 6–7$^{(5–7)}$, 4–6 |
| Win | 9–6 | Feb 2021 | M15 Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Jumpei Yamasaki | Martins Podzus Robert Strombachs | 6–3, 5–7, [10–7] |
| Win | 10–6 | Feb 2021 | M15 Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Shintaro Imai | Yusuke Takahash Jumpei Yamasaki | 7–5, 6–4 |
| Loss | 10–7 | Mar 2021 | M15 Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Shintaro Imai | Jacopo Berrettini Luca Nardi | 3–6, 6–2, [7–10] |
| Win | 11–7 | Jun 2021 | M15 Antalya, Turkey | World Tennis Tour | Clay | Miguel Fernando Pereira | Cezar Crețu Alexandru Jecan | 7–6$^{(11−9)}$, 2–6, [11–9] |
| Loss | 11–8 | Jun 2021 | M15 Antalya, Turkey | World Tennis Tour | Clay | Lee Kuan-Yi | Francisco Comesaña Mariano Kestelboim | 7–5, 4–6, [4–10] |
| Win | 12−8 | Jul 2021 | Nur-Sultan, Kazakhstan | Challenger | Hard | Benjamin Lock | Peter Polansky Sergiy Stakhovsky | 2–6, 6–1, [10–7] |
| Win | 13−8 | Jul 2021 | Nur-Sultan, Kazakhstan | Challenger | Hard | Benjamin Lock | Oleksii Krutykh Grigoriy Lomakin | 6–3, 6–4 |
| Loss | 13–9 | Aug 2021 | M15 Decatur, United States | World Tennis Tour | Hard | Shintaro Imai | Gijs Brouwer Reese Stalder | 3–6, 5–7 |
| Loss | 13−10 | Dec 2021 | Antalya, Turkey | Challenger | Clay | Tseng Chun-hsin | Riccardo Bonadio Giovanni Fonio | 6–3, 2–6, [10–12] |
| Win | 14−10 | Dec 2021 | Antalya, Turkey | Challenger | Clay | Oleksii Krutykh | Sanjar Fayziev Markos Kalovelonis | 6–1, 7–6$^{(7–5)}$ |
| Win | 15–10 | Dec 2021 | M15 Doha, Qatar | World Tennis Tour | Hard | Marat Deviatiarov | Huang Tsung-Hao Saba Purtseladze | 6–1, 6–0 |
| Win | 16–10 | Jan 2022 | M15 Cairo, Egypt | World Tennis Tour | Clay | Huang Tsung-Hao | Riccardo Bonadio David Pichler | 6–4, 7–6$^{(8−6)}$ |
| Win | 17–10 | Jan 2022 | M25 Cairo, Egypt | World Tennis Tour | Clay | Neil Oberleitner | Markos Kalovelonis David Pichler | 7–6$^{(7−5)}$, 6−4 |
| Loss | 17–11 | Feb 2022 | M25 Sharm El Sheikh, Egypt | World Tennis Tour | Hard | Neil Oberleitner | Alibek Kachmazov Beibit Zhukayev | 6−1, 6–7$^{(1−7)}$, [5−10] |
| Loss | 17–12 | Feb 2022 | M25 Santo Domingo, Dominican Republic | World Tennis Tour | Hard | Wu Tung-lin | Rinky Hijikata Henry Patten | 6−2, 6–7$^{(4−7)}$, [3−10] |
| Win | 18–12 | Mar 2022 | M25 Portimao, Portugal | World Tennis Tour | Hard | Neil Oberleitner | Maximilian Neuchrist Kai Wehnelt | 6−3, 3–6, [10−7] |
| Win | 19–12 | Mar 2022 | M25 Loule, Portugal | World Tennis Tour | Hard | Neil Oberleitner | Pedro Araujo Guy den Ouden | 7−5, 7–5 |
| Win | 20–12 | Mar 2022 | M25 Quinta do Lago, Portugal | World Tennis Tour | Hard | Neil Oberleitner | Fábio Coelho Gonçalo Falcão | 7−5, 4–6, [10−8] |
| Win | 21–12 | May 2022 | M25 Monastir, Tunisia | World Tennis Tour | Hard | Sun Fajing | Jayden Court Dane Sweeny | 7−6$^{(7−4)}$, 6–3 |
| Win | 22–12 | May 2022 | M25 Monastir, Tunisia | World Tennis Tour | Hard | Sun Fajing | Blake Bayldon Jordan Smith | 6−4, 7−6$^{(7−2)}$ |
| Loss | 22–13 | Jun 2022 | M25 Chiang Rai, Thailand | World Tennis Tour | Hard | Sun Fajing | Congsup Congcar Shintaro Imai | 4−6, 6−1, [8−10] |
| Win | 23–13 | Jun 2022 | M25 Wichita, United States | World Tennis Tour | Hard | Yuta Shimizu | Abraham Asaba Sekou Bangoura | 6−4, 2−6, [10−5] |
| Win | 24−13 | Nov 2022 | Yokkaichi, Japan | Challenger | Hard | Yuta Shimizu | Masamichi Imamura Rio Noguchi | 7–6$^{(7–2)}$, 6–4 |
| Win | 25−13 | Feb 2023 | Bangalore, India | Challenger | Hard | Chung Yun-seong | Anirudh Chandrasekar Vijay Sundar Prashanth | 3–6, 7–6$^{(9–7)}$, [11–9] |
| Win | 26–13 | Apr 2023 | M25 Tsukuba, Japan | World Tennis Tour | Hard | Huang Tsung-hao | Shinji Hazawa Hikaru Shiraishi | 7–6$^{(8–6)}$, 3−6, [10−5] |
| Win | 27–13 | Apr 2023 | M25 Kashiwa, Japan | World Tennis Tour | Hard | Huang Tsung-hao | Shintaro Imai Chung Yun-seong | 7–6$^{(7–5)}$, 2−6, [12−10] |

## Junior Grand Slam finals
### Doubles: 3 (3 titles)

| Result | Year | Tournament | Surface | Partner | Opponent | Score |
| Winner | 2017 | Australian Open | Hard | Zhao Lingxi | Finn Reynolds Duarte Vale | 6–7$^{(8–10)}$, 6–4, [10–5] |
| Winner | 2017 | Wimbledon Championships | Grass | Axel Geller | Jurij Rodionov Michael Vrbenský | 6–4, 6–4 |
| Winner | 2017 | US Open | Hard | Wu Yibing | Toru Horie Yuta Shimizu | 6–4, 5–7, [11–9] |