Chien Yu-hsiu
Chien Yu-hsiu is a former badminton player from the Republic of China. Chien graduated from the National Taiwan Sport University and now works as junior coach in Hsinchu. He was the silver medalist at the 1996 World Junior Championships in the boys' doubles event partnered with Huang Shih-chung, and the champion at the 1998 Asian Junior Championships in the boys' singles event. Chien won the senior international tournament at the 2003 U.S. Open. He competed at the 1998 Asian Games, and 2004 Summer Olympics.
His brother Chien Yu-hsun also a professional badminton player.
Achievements
World Junior Championships
Boys' doubles| Year | Venue | Partner | Opponent | Score | Result |
| 1996 | Silkeborg Hallerne, Silkeborg, Denmark |  Huang Shih-chung |  Jeremy Gan Chan Chong Ming | 17–18, 7–15 | Silver |
Asian Junior Championships
Boys' singles| Year | Venue | Opponent | Score | Result |
| 1998 | Kuala Lumpur Badminton Stadium, Kuala Lumpur, Malaysia |  Endra Feryanto | 15–1, 15–1 | Gold |
IBF World Grand Prix
The World Badminton Grand Prix sanctioned by International Badminton Federation since 1983.Men's singles
| Year | Tournament | Opponent | Score | Result |
| 2003 | U.S. Open |  Ahn Hyun-suk | 5–15, 15–6, 15–12 | Winner |
IBF International
Men's singles| Year | Tournament | Opponent | Score | Result |
| 2004 | Austrian International |  Przemyslaw Wacha | 13–15, 15–11, 8–15 | Runner-up |
| 2004 | Iran Fajr International |  Shoji Sato | 11–15, 11–15 | Runner-up |
Men's doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 1997 | Spanish International | Huang Shih-chung | Lee Sung-yuan Lin Wei-hsiang | 9–15, 13–15 | Runner-up |