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MAS

Ong Yew Sin

Malaysia · Men's doubles and mixed doubles · 2012 to 2026

Born 30 January 1995 · Right-handed · 181 cm

348
matches
53%
won
2
senior titles
6
finals
World ranking
490Men's doubles
2,220 points

Best 480 on the lists we hold, from 21 Sep 2026. Career high 6 in men's doubles, 20 Jun 2023. In the weekly top lists of men's doubles for 131 weeks (2017 to 2024), best 6th.

Our ratingHow it works
1,650Men's doubles
rated 24 May 2026

67th of 781 rated in the last 12 months. Highest 1,871. Mixed doubles: 1,500.

Form
2/10won of the last
10 matches
  1. L
  2. L
  3. L
  4. W
  5. L
  6. L
  7. L
  8. L
  9. W
  10. L

Latest: lost to Chen Z-r / Lin Y-C, Malaysia Masters 2026, round of 32. Newest on the left.

Season by season

Matches played and won, year by year.

  • Played
  • Won
  • A title that year
'12
'14
1 '16
'18
1 '20
'22
'24
'26
Show the numbers
YearPlayedWonTitles
2026710
20252690
202424110
202353320
202252310
202127170
202022151
201941190
201826110
201732180
201617111
2015610
2014310
2013960
2012320
Titles

2 senior titles.

Every final won, newest first. Each opens that edition's draw.

  1. 2020 Thailand Masters Men's doubles, with Teo Ee Yi beat Huang Kaixiang / Liu Cheng 18–21 21–17 21–17
  2. 2016 Hylo Open Men's doubles, with Teo Ee Yi beat Michael Fuchs / Johannes Schöttler 21–16 21–18
Recent matches

The last 20 matches.

Scores read from Ong Yew Sin's side.

Malaysia Masters 2026Men's doubles, with Lwi S H Round of 32 Chen Z-r / Lin Y-C 13–21 14–21 Lost
All England Open 2026Men's doubles, with Teo Ee Yi Round of 32 Fajar Alfian / Muhammad Shohibul Fikri 9–21 17–21 Lost
German Open 2026Men's doubles, with Teo Ee Yi Round of 16 Goh Sze Fei / Nur Izzuddin 18–21 14–21 Lost
Round of 32 D Wee / H Wong 21–15 21–14 Won
Indonesia Masters 2026Men's doubles, with Teo Ee Yi Round of 32 Lee Jhe-huei / Yang Po-hsuan 18–21 15–21 Lost
India Open 2026Men's doubles, with Teo Ee Yi Round of 32 Hariharan Amsakarunan / Arjun M. R. 15–21 18–21 Lost
Malaysia Open 2026Men's doubles, with Teo Ee Yi Round of 32 Nur Mohd Azriyn Ayub / Tan Wee Kiong 21–11 22–24 11–21 Lost
Japan Masters 2025Men's doubles, with Teo Ee Yi Round of 16 Hiroki Midorikawa / Kyohei Yamashita 17–21 21–10 14–21 Lost
Round of 32 Chen Z-r / Lin Y-C 21–18 21–18 Won
Hylo Open 2025Men's doubles, with Teo Ee Yi Round of 32 Leo Rolly Carnando / Bagas Maulana 16–21 17–21 Lost
French Open 2025Men's doubles, with Teo Ee Yi Round of 16 Aaron Chia / Soh Wooi Yik 10–21 22–24 Lost
Round of 32 P Roy / Sai Pratheek K. 21–18 21–13 Won
Denmark Open 2025Men's doubles, with Teo Ee Yi Round of 32 Christo Popov / Toma Junior Popov 19–21 14–21 Lost
China Masters 2025Men's doubles, with Teo Ee Yi Round of 32 Chiu Hsiang-chieh / Wang Chi-lin 10–21 7–21 Lost
Hong Kong Open 2025Men's doubles, with Teo Ee Yi Round of 32 Lee Jhe-huei / Yang Po-hsuan 24–22 20–22 17–21 Lost
Macau Open 2025Men's doubles, with Teo Ee Yi Round of 32 Rahmat Hidayat / Yeremia Rambitan 15–21 21–16 21–23 Lost
China Open 2025Men's doubles, with Teo Ee Yi Quarter-final Satwiksairaj Rankireddy / Chirag Shetty 18–21 14–21 Lost
Round of 16 Kittinupong Kedren / Dechapol Puavaranukroh 21–16 21–16 Won
Round of 32 Ren Xiangyu / Antonio Sun Wenjun 21–17 21–14 Won
Japan Open 2025Men's doubles, with Teo Ee Yi Semi-final Kim Won-ho / Seo Seung-jae 14–21 15–21 Lost
Partners and rivals

Who with, and who against.

Head to head counts every draw match between them, in any event.

Partners

Rivals