| Men's 400 metres hurdles at the Pan American Games |
|---|
| Athletics at the 1971 Pan American Games | ||
|---|---|---|
| | ||
| Track events | ||
| 100 m | men | women |
| 200 m | men | women |
| 400 m | men | women |
| 800 m | men | women |
| 1500 m | men | |
| 5000 m | men | |
| 10,000 m | men | |
| 100 m hurdles | women | |
| 110 m hurdles | men | |
| 400 m hurdles | men | |
| 3000 m steeplechase | men | |
| 4×100 m relay | men | women |
| 4×400 m relay | men | women |
| Road events | ||
| Marathon | men | |
| 20 km walk | men | |
| 50 km walk | men | |
| Field events | ||
| High jump | men | women |
| Pole vault | men | |
| Long jump | men | women |
| Triple jump | men | |
| Shot put | men | women |
| Discus throw | men | women |
| Hammer throw | men | |
| Javelin throw | men | women |
| Combined events | ||
| Pentathlon | women | |
| Decathlon | men | |
The men's 400 metres hurdles event at the 1971 Pan American Games was held in Cali on 2 and 3 August. [1] [2]
| Gold | Silver | Bronze |
| Ralph Mann | Jim Seymour | José Jacinto Hidalgo |
| Rank | Heat | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 1 | Ralph Mann | 51.77 | Q | |
| 2 | 1 | José Jacinto Hidalgo | 51.89 | Q | |
| 3 | 1 | Juan Carlos Dyrzka | 51.93 | Q | |
| 4 | 1 | Francisco Dumeng | 52.41 | Q | |
| 5 | 1 | Juan García | 52.70 | ||
| 6 | 2 | Miguel Olivera | 54.40 | Q | |
| 7 | 1 | Brock Aynsley | 54.76 | ||
| 8 | 2 | Orominio Santaella | 56.13 | Q | |
| 9 | 2 | Manuel Ruiz | 58.30 | Q | |
| 10 | 2 | Jim Seymour | 59.07 | Q |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| Ralph Mann | 49.10 | GR | ||
| Jim Seymour | 50.36 | |||
| José Jacinto Hidalgo | 51.68 | |||
| 4 | Miguel Olivera | 52.05 | ||
| 5 | Juan Carlos Dyrzka | 52.13 | ||
| 6 | Orominio Santaella | 53.50 | ||
| 7 | Francisco Dumeng | 53.54 | ||
| 8 | Manuel Ruiz | 56.24 |