Lin Chia-yu
Lin Chia-yu is a Taiwanese male badminton player. In 2011, he won the gold medal at the Asian Junior Championships in men's doubles event partnered with Huang Po-jui. He also won the silver medal at the BWF World Junior Championships.
He is married to former doubles partner Hsu Ya-ching.
Achievements
BWF World Junior Championships
Boys' Doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2011 | Taoyuan Arena, Taoyuan City and Taipei,Chinese Taipei |  Huang Po-jui |  Nelson Heg Wei Keat Teo Ee Yi | 17-21, 17-21 | Silver |
Asian Junior Championships
Boys' Doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2011 | Babu Banarasi Das Indoor Stadium, Lucknow, India | Huang Po-jui | Lu Ching-yao Huang Chu-en | 21–14, 21–13 | Gold |
BWF Grand Prix
The BWF Grand Prix has two level such as Grand Prix and Grand Prix Gold. It is a series of badminton tournaments, sanctioned by Badminton World Federation since 2007.Men's Doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2013 | Vietnam Open | Wu Hsiao-lin |  Fran Kurniawan Bona Septano | 21–18, 18–21, 18–21 | Runner-up |
BWF International Challenge/Series
Men's Doubles| Year | Tournament | Partner | Opponent | Score | Result |
| 2015 | USA International | Wu Hsiao-lin |  Michael Fuchs Johannes Schöttler | 16–21, 23–21, 21–19 | Winner |
| 2015 | Malaysia International | Wu Hsiao-lin | Lee Jhe-huei Lee Yang | 17–21, 21–16, 21–18 | Winner |
| 2014 | Malaysia International | Wu Hsiao-lin | Chow Pak Chuu Mak Hee Chun | 21–12, 10–21, 22–20 | Winner |
Mixed Doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2013 | Osaka International | Wang Pei-rong | Lukhi Apri Nugroho Annisa Saufika | 16–21, 19–21 | Runner-up |