Ong Yew Sin

In this Chinese name, the family name is Ong (王).

Ong Yew Sin (born 30 January 1995) is a Malaysian badminton player.^[2] He won a silver medal with Teo Ee Yi at the 2023 Badminton Asia Championships and a bronze medal with Teo at the 2021 BWF World Championships.

Ong Yew Sin
王耀新

Personal information
Born	(1995-01-30) 30 January 1995 (age 30) Malacca, Malaysia
Height	1.82 m (6 ft 0 in)
Spouse	Aya Ohori ​ (m. 2025)​
Sport
Country	Malaysia
Sport	Badminton
Handedness	Right
Coached by	Rosman Razak[1]
Men's & mixed doubles
Highest ranking	6 (MD with Teo Ee Yi, 20 June 2023) 95 (XD with Goh Liu Ying, 27 December 2022)
Current ranking	27 (MD with Teo Ee Yi, 11 November 2025)
BWF profile
Medal record Men's badminton Representing  Malaysia World Championships 2021 Huelva Men's doubles Sudirman Cup 2023 Suzhou Mixed team Thomas Cup 2016 Kunshan Men's team Asian Championships 2023 Dubai Men's doubles Asia Team Championships 2020 Manila Men's team 2018 Alor Setar Men's team SEA Games 2017 Kuala Lumpur Men's doubles 2017 Kuala Lumpur Men's team 2019 Philippines Men's team 2019 Philippines Men's doubles

Personal life

Ong and former Japanese national player, Aya Ohori, announced their engagement in March 2025^[3] and were married later that June.^[4]

Career

Together with Teo Ee Yi, they won the 2016 Bitburger Open and earned a silver and a bronze medal at the 2017 and 2019 SEA Games respectively. They were also runners-up at the 2019 Malaysia Masters.^[5]

In January 2020, they were dropped from the national team by the Badminton Association of Malaysia.^[6] Following the incident, they went on to win their first World Tour title at the 2020 Thailand Masters.^[7] They were also semifinalists at the 2021 Indonesia Masters and the 2021 BWF World Tour Finals.

Their best achievement was winning the men's doubles silver medal at the 2023 Badminton Asia Championships after narrowly losing to Satwiksairaj Rankireddy and Chirag Shetty with a score of 21–16, 17–21, 19–21 in 66 minutes. They won a men's doubles bronze medal at the 2021 BWF World Championships, where they had to go through a narrow fight against Olympic champions Lee Yang and Wang Chi-lin in the quarterfinals.^[8] Because of their achievements, they were selected to be part of the Malaysian squad in the 2022 Thomas Cup.^[9]

Achievements

BWF World Championships

Men's doubles

Year	Venue	Partner	Opponent	Score	Result
2021	Palacio de los Deportes Carolina Marín, Huelva, Spain	Teo Ee Yi	Takuro Hoki Yugo Kobayashi	13–21, 9–21	Bronze

Asian Championships

Men's doubles

Year	Venue	Partner	Opponent	Score	Result
2023	Sheikh Rashid Bin Hamdan Indoor Hall, Dubai, United Arab Emirates	Teo Ee Yi	Satwiksairaj Rankireddy Chirag Shetty	21–16, 17–21, 19–21	Silver

SEA Games

Men's doubles

Year	Venue	Partner	Opponent	Score	Result
2017	Axiata Arena, Kuala Lumpur, Malaysia	Teo Ee Yi	Kittinupong Kedren Dechapol Puavaranukroh	19–21, 22–20, 17–21	Silver
2019	Muntinlupa Sports Complex, Metro Manila, Philippines	Teo Ee Yi	Bodin Isara Maneepong Jongjit	12–21, 21–16, 19–21	Bronze

BWF World Tour (1 title, 2 runners-up)

The BWF World Tour, which was announced on 19 March 2017 and implemented in 2018,^[10] is a series of elite badminton tournaments sanctioned by the Badminton World Federation (BWF). The BWF World Tours are divided into levels of World Tour Finals, Super 1000, Super 750, Super 500, Super 300 (part of the HSBC World Tour), and the BWF Tour Super 100.^[11]

Men's doubles

Year	Tournament	Level	Partner	Opponent	Score	Result
2019	Malaysia Masters	Super 500	Teo Ee Yi	Marcus Fernaldi Gideon Kevin Sanjaya Sukamuljo	15–21, 16–21	Runner-up
2020	Thailand Masters	Super 300	Teo Ee Yi	Huang Kaixiang Liu Cheng	18–21, 21–17, 21–17	Winner
2022	Australian Open	Super 300	Teo Ee Yi	Liu Yuchen Ou Xuanyi	16–21, 20–22	Runner-up

BWF Grand Prix (1 title, 1 runner-up)

The BWF Grand Prix had two levels, the Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) and played between 2007 and 2017.

Men's doubles

Year	Tournament	Partner	Opponent	Score	Result
2016	Bitburger Open	Teo Ee Yi	Michael Fuchs Johannes Schöttler	21–16, 21–18	Winner
2017	New Zealand Open	Teo Ee Yi	Chen Hung-ling Wang Chi-lin	16–21, 18–21	Runner-up

  BWF Grand Prix Gold tournament

  BWF Grand Prix tournament

BWF International Challenge/Series (5 titles, 1 runner-up)

Men's doubles

Year	Tournament	Partner	Opponent	Score	Result
2014	Vietnam International Series	Low Juan Shen	Jagdish Singh Roni Tan Wee Long	21–19, 21–13	Winner
2014	Bangladesh International	Low Juan Shen	Darren Isaac Devadass Tai An Khang	19–21, 21–8, 21–13	Winner
2016	Portugal International	Teo Ee Yi	Đỗ Tuấn Đức Phạm Hồng Nam	21–17, 24–22	Winner
2016	Romanian International	Teo Ee Yi	Zvonimir Đurkinjak Zvonimir Hölbling	21–13, 21–9	Winner
2016	Vietnam International	Teo Ee Yi	Kenya Mitsuhashi Yuta Watanabe	21–19, 21–14	Winner

Mixed doubles

Year	Tournament	Partner	Opponent	Score	Result
2016	Romanian International	Peck Yen Wei	Wong Fai Yin Shevon Jemie Lai	15–21, 17–21	Runner-up

  BWF International Challenge tournament

  BWF International Series tournament