Yi Wei-chen (; born 28 August 1988) is a Taiwanese athlete who specialises in the sprinting events. He represented his country at the 2010 World Indoor Championships and 2011 World Championships.
| Representing | ||||||
|---|---|---|---|---|---|---|
| 2005 | World Youth Championships | Marrakech, Morocco | 28th (h) | 100 m | 10.88 | |
| 35th (h) | 200 m | 22.15 | ||||
| 6th (h) | Medley relay | 1:54.02 | ||||
| Asian Championships | Incheon, South Korea | 9th (h) | 4 × 400 m relay | 3:15.21 | ||
| 2006 | Asian Junior Championships | Macau, China | 6th | 200 m | 22.04 | |
| 3rd | 4 × 100 m relay | 40.67 | ||||
| World Junior Championships | Beijing, China | 43rd (h) | 100 m | 10.76 | ||
| 31st (h) | 200 m | 21.75 | ||||
| 15th (h) | 4 × 100 m relay | 40.33 | ||||
| Asian Games | Doha, Qatar | 10th (h) | 200 m | 21.71 | ||
| 4th | 4 × 100 m relay | 39.99 | ||||
| 6th | 4 × 400 m relay | 3:12.03 | ||||
| 2007 | Asian Championships | Amman, Jordan | 17th (h) | 100 m | 10.68 | |
| Universiade | Bangkok, Thailand | 26th (qf) | 100 m | 10.94 | ||
| 2009 | Universiade | Belgrade, Serbia | 22nd (qf) | 100 m | 10.66 | |
| East Asian Games | Hong Kong, China | 3rd | 100 m | 10.45 | ||
| bgcolor=gold | 1st | 4 × 100 m relay | 39.31 | |||
| 2010 | World Indoor Championships | Doha, Qatar | 35th (h) | 60 m | 6.96 | |
| Asian Games | Guangzhou, China | 17th (sf) | 100 m | 10.63 | ||
| bgcolor=silver | 2nd | 4 × 100 m relay | 39.05 | |||
| 2011 | Asian Championships | Kobe, Japan | 3rd | 4 × 100 m relay | 39.30 | |
| World Championships | Daegu, South Korea | 16th (h) | 4 × 100 m relay | 39.30 | ||
| 2013 | Asian Championships | Pune, India | 5th | 4 × 100 m relay | 39.52 | |
Outdoor
Indoor