CubaWilliam Collazo
- Born
- 31 Aug 1986 · 40
- Birthplace
- Havana, Cuba
- On the podium
- 2005 – 2015
- Olympian
- 3× · Beijing, London, Rio de Janeiro
By championship
| Championship | Total | |||
|---|---|---|---|---|
| World Indoor Championships | 0 | 1 | 0 | 1 |
| Pan American Games | 1 | 1 | 0 | 2 |
| CAC Games | 1 | 0 | 0 | 1 |
| CACAC Champs | 3 | 0 | 1 | 4 |
| NACAC Athletics Champs | 0 | 0 | 1 | 1 |
| NACAC U23 Athletics Championships | 0 | 0 | 1 | 1 |
| Ibero American Champs | 3 | 2 | 0 | 5 |
| International total | 8 | 4 | 3 | 15 |
Medals 15
| Year | Championship | Event | Venue | Place | Mark | Record | Notes |
|---|---|---|---|---|---|---|---|
| 2015 | NACAC Athletics Champs | 4x400m | San Jose | 3 | 3:01.22 | ||
| 2015 | Pan American Games | 4x400m | Toronto | 2 | 2:59.84 | ||
| 2014 | CAC Games | 4x400m | Veracruz | 1 | 3:00.70 | CR | |
| 2012 | Ibero American Champs | 4x400m | Barquisimeto | 1 | 3:00.43 | ||
| 2012 | Ibero American Champs | 400m | Barquisimeto | 2 | 45.80 | ||
| 2011 | Pan American Games | 4x400m | Guadalajara ↗ | 1 | 2:59.43 | ||
| 2010 | Ibero American Champs | 4x400m | San Fernando | 1 | 3:04.86 | ||
| 2010 | Ibero American Champs | 400m | San Fernando | 2 | 45.33 | ||
| 2010 | World Indoor Championships | 400m | Doha | 2 | 46.31 i | ||
| 2009 | CACAC Champs | 400m | Havana | 1 | 44.96 | ||
| 2009 | CACAC Champs | 4x400m | Havana | 1 | 3:03.26 | ||
| 2008 | CACAC Champs | 4x400m | Cali | 1 | 3:02.10 | ||
| 2008 | Ibero American Champs | 4x400m | Iquique | 1 | 3:03.22 | ||
| 2006 | NACAC U23 Athletics Championships | 400m | Santo Domingo | 3 | 45.72 | ||
| 2005 | CACAC Champs | 4x400m | Nassau | 3 | 3:02.33 |