Athletics at the 2003 Pan American Games – Men's 400 metres hurdles
# Athletics at the 2003 Pan American Games – Men's 400 metres hurdles

The final of the Men's 400 metres Hurdles event at the 2003 Pan American Games took place on Wednesday August 6, 2003, with the heats staged a day earlier. Dominican Republic's Félix Sánchez set a new Pan American Games record in the final, clocking 48.19 seconds.

## Medalists

| Gold | Félix Sánchez Dominican Republic |
| - | - |
| Silver | Eric Thomas United States |
| Bronze | Dean Griffiths Jamaica |

## Records

| World Record | Kevin Young (USA) | 46.78 s | August 6, 1992 | Barcelona, Spain |
| - | - | - | - | - |
| Pan Am Record | Eronilde de Araújo (BRA) | 48.23 s | July 28, 1999 | Winnipeg, Canada |

## Results

| Rank | Athlete | Heats | Heats | Final |
| - | - | - | - | - |
| Rank | Athlete | Time | Rank | Time |
| 1 | Félix Sánchez (DOM) | 48.99 | 2 | 48.19 |
| 2 | Eric Thomas (USA) | 48.91 | 1 | 48.74 |
| 3 | Dean Griffiths (JAM) | 49.08 | 3 | 49.35 |
| 4 | Oscar Juanz (MEX) | 50.31 | 7 | 50.28 |
| 5 | Regan Nichols (USA) | 50.01 | 5 | 50.31 |
| 6 | Sergio Hierrezuelo (CUB) | 50.37 | 8 | 50.34 |
| 7 | Adam Kunkel (CAN) | 50.00 | 4 | 50.43 |
| 8 | Eronilde de Araújo (BRA) | 50.21 | 6 | 51.19 |
| 9 | Miguel García (DOM) | 50.89 | 9 |
| 10 | Douglas Lynes-Bell (BAH) | 51.12 | 10 |
| 11 | Shane Charles (GRN) | 51.15 | 11 |
| 12 | Michael Aguilar (BIZ) | 51.55 | 12 |
| 13 | Fitz Allan Crick (VIN) | 51.83 | 13 |
| 14 | Damarius Cash (BAH) | 53.54 | 14 |
| 15 | Jonnie Lowe (HON) | 54.40 | 15 |
