# 1991 World Championships in Athletics – Men's 400 metres

These are the official results of the Men's 400 metres event at the 1991 IAAF World Championships in Tokyo, Japan. There were a total of 46 participating athletes, with six qualifying heats and the final held on Thursday August 29, 1991. The winning margin was 0.05 seconds.

## Medalists

| Gold | Antonio Pettigrew United States (USA) |
| Silver | Roger Black Great Britain (GBR) |
| Bronze | Danny Everett United States (USA) |

## Schedule

* All times are Japan Standard Time (UTC+9)
* Heats
* 25.08.1991 – 10:00h
* Quarterfinals
* 26.08.1991 – 17:20h
* Semifinals
* 27.08.1991 – 18:40h
* Final
* 29.08.1991 – 20:40h

## Final

| RANK | FINAL | TIME |
| | Antonio Pettigrew (USA) | 44.57 |
| | Roger Black (GBR) | 44.62 |
| | Danny Everett (USA) | 44.63 |
| 4. | Roberto Hernández (CUB) | 44.86 |
| 5. | Andrew Valmon (USA) | 45.09 |
| 6. | Ian Morris (TRI) | 45.12 |
| 7. | Susumu Takano (JPN) | 45.39 |
| 8. | Mark Garner (AUS) | 45.47 |

## Semifinals

* Held on Tuesday 1991-08-27
| RANK | HEAT 1 | TIME |
| 1. | Antonio Pettigrew (USA) | 44.52 |
| 2. | Roberto Hernandez (CUB) | 44.66 |
| 3. | Danny Everett (USA) | 44.97 |
| 4. | Ian Morris (TRI) | 45.00 |
| 5. | Seymour Fagan (JAM) | 45.34 |
| 6. | Ibrahim Ismail Muftah (QAT) | 45.64 |
| 7. | Derek Redmond (GBR) | 45.67 |
| 8. | Benyounes Lahlou (MAR) | 45.75 |
| RANK | HEAT 1 | TIME |
| 1. | Roger Black (GBR) | 44.64 |
| 2. | Andrew Valmon (USA) | 45.08 |
| 3. | Susumu Takano (JPN) | 45.43 |
| 4. | Mark Garner (AUS) | 45.53 |
| 5. | Patrick O'Connor (JAM) | 45.54 |
| 6. | Samson Kitur (KEN) | 46.07 |
| 7. | Alvin Daniel (TRI) | 46.23 |
| 8. | Olivier Noirot (FRA) | 47.13 |

## Quarterfinals

* Held on Monday 1991-08-26
| RANK | HEAT 1 | TIME |
| 1. | Roberto Hernández (CUB) | 44.71 |
| 2. | Susumu Takano (JPN) | 44.91 |
| 3. | Ian Morris (TRI) | 45.07 |
| 4. | Ibrahim Ismail Muftah (QAT) | 45.37 |
| 5. | Jens Carlowitz (GER) | 45.68 |
| 6. | Dawda Jallow (GAM) | 46.21 |
| 7. | Simon Kipkemboi (KEN) | 46.29 |
| 8. | Michael Joubert (AUS) | 46.94 |
| RANK | HEAT 2 | TIME |
| 1. | Andrew Valmon (USA) | 45.41 |
| 2. | Seymour Fagan (JAM) | 45.45 |
| 3. | Samson Kitur (KEN) | 45.54 |
| 4. | Derek Redmond (GBR) | 45.66 |
| 5. | Paul Greene (AUS) | 45.97 |
| 6. | Lázaro Martínez (CUB) | 46.12 |
| 7. | Tamas Molnar (HUN) | 46.47 |
| – | Carlos Morales (CHI) | DNS |
| RANK | HEAT 3 | TIME |
| 1. | Antonio Pettigrew (USA) | 45.03 |
| 2. | Mark Garner (AUS) | 45.08 |
| 3. | Roger Black (GBR) | 45.39 |
| 4. | Patrick O'Connor (JAM) | 45.56 |
| 5. | Patrick Delice (TRI) | 45.78 |
| 6. | Anthony Wilson (CAN) | 47.03 |
| 7. | Amar Hacini (ALG) | 47.30 |
| – | Cayetano Cornet (ESP) | DNS |
| RANK | HEAT 4 | TIME |
| 1. | Alvin Daniel (TRI) | 45.48 |
| 2. | Benyounes Lahlou (MAR) | 45.69 |
| 3. | Danny Everett (USA) | 45.93 |
| 4. | Olivier Noirot (FRA) | 45.98 |
| 5. | Dmitriy Kliger (URS) | 46.29 |
| 6. | Wilson Cañizales (COL) | 46.42 |
| 7. | Paul Sanders (GBR) | 46.59 |
| – | Andrea Nuti (ITA) | DQ |

## Qualifying heats

* Held on Sunday 1991-08-25
| RANK | HEAT 1 | TIME |
| 1. | Antonio Pettigrew (USA) | 45.02 |
| 2. | Wilson Cañizales (COL) | 46.23 |
| 3. | Patrick O'Connor (JAM) | 46.30 |
| 4. | Paul Sanders (GBR) | 46.38 |
| 5. | Simon Kipkemboi (KEN) | 46.46 |
| 6. | Michael Joubert (AUS) | 46.55 |
| 7. | Carlos Morales (CHI) | 46.80 |
| 8. | Manuel Alves Fonseca (STP) | 54.01 |
| RANK | HEAT 2 | TIME |
| 1. | Susumu Takano (JPN) | 46.10 |
| 2. | Samson Kitur (KEN) | 46.19 |
| 3. | Lázaro Martínez (CUB) | 46.25 |
| 4. | Tamas Molnar (HUN) | 46.64 |
| 5. | Dmitriy Kliger (URS) | 46.71 |
| 6. | Roberto Bortolotto (BRA) | 47.44 |
| 7. | Joel Otim (UGA) | 48.03 |
| – | Amadou Sy Savane (GUI) | DQ |
| RANK | HEAT 3 | TIME |
| 1. | Alvin Daniel (TRI) | 45.64 |
| 2. | Derek Redmond (GBR) | 45.78 |
| 3. | Benyounes Lahlou (MAR) | 45.80 |
| 4. | Andrew Valmon (USA) | 46.16 |
| 5. | Andrea Nuti (ITA) | 46.80 |
| 6. | Filipe Lomba (POR) | 47.37 |
| 7. | Eswort Coombs (VIN) | 48.63 |
| – | Tim Hesse (GHA) | DQ |
| RANK | HEAT 4 | TIME |
| 1. | Danny Everett (USA) | 45.73 |
| 2. | Patrick Delice (TRI) | 46.03 |
| 3. | Paul Greene (AUS) | 46.27 |
| 4. | Olivier Noirot (FRA) | 46.41 |
| 5. | Dawda Jallow (GAM) | 46.66 |
| 6. | Anthony Wilson (CAN) | 46.71 |
| 7. | Seibert Straughn (BAR) | 46.88 |
| RANK | HEAT 5 | TIME |
| 1. | Seymour Fagan (JAM) | 44.88 |
| 2. | Jens Carlowitz (GER) | 45.78 |
| 3. | Roger Black (GBR) | 46.02 |
| 4. | Ian Morris (TRI) | 46.16 |
| 5. | Amar Hacini (ALG) | 46.52 |
| 6. | Tsvetoslav Stankulov (BUL) | 46.89 |
| 7. | Thabani Gonye (ZIM) | 47.61 |
| 8. | Henry Sweeney (MSR) | 49.81 |
| RANK | HEAT 6 | TIME |
| 1. | Roberto Hernández (CUB) | 45.49 |
| 2. | Mark Garner (AUS) | 45.77 |
| 3. | Ibrahim Ismail Muftah (QAT) | 46.20 |
| 4. | Cayetano Cornet (ESP) | 46.54 |
| 5. | Jindrich Roun (TCH) | 46.86 |
| 6. | Charles Gitonga (KEN) | 47.03 |
| – | Troy Douglas (BER) | DNS |