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Cuba
Juan Hernandez Sierra is a boxer who competes internationally for Cuba. His last victories are the World Men's Boxing Championships 1999 in welterweight -67 kg and the World Men's Boxing Championships 1995 in welterweight -67 kg. He competes in amateur boxing.
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| Event | Discipline | Pos | Date |
|---|---|---|---|
Olympic Games |
Men's Light Middleweight -71 kg | 5 | 01/10/2000 |
| Event | Discipline | Pos | Date |
|---|---|---|---|
World Men's Boxing Championships |
Welterweight -67 kg | 1![]() |
27/08/1999 |
| Event | Discipline | Pos | Date |
|---|---|---|---|
World Men's Boxing Championships |
Welterweight -67 kg | 3 | 26/10/1997 |
| Event | Discipline | Pos | Date |
|---|---|---|---|
Olympic Games |
Men's Welterweight -67 kg | 2 | 03/08/1996 |
| Event | Discipline | Pos | Date |
|---|---|---|---|
World Men's Boxing Championships |
Welterweight -67 kg | 1![]() |
14/05/1995 |
| Event | Discipline | Pos | Date |
|---|---|---|---|
World Men's Boxing Championships |
Welterweight -67 kg | 1![]() |
16/05/1993 |
| Event | Discipline | Pos | Date |
|---|---|---|---|
Olympic Games |
Men's Welterweight -67 kg | 2 | 08/08/1992 |
| Event | Discipline | Pos | Date |
|---|---|---|---|
World Men's Boxing Championships |
Welterweight -67 kg | 1![]() |
23/11/1991 |
| Event | Discipline | Pos | Date |
|---|---|---|---|
Junior World Championships |
Lightweight -60 kg | 1![]() |
25/06/1987 |