2009 World Championships in Athletics – Men's 4 × 100 metres relay
The men's 4 x 100 metres relay at the 2009 World Championships in Athletics took place at the Olympic Stadium in Berlin on August 21 and August 22. The two main contenders for the event were the reigning World Champions, the United States, and the reigning Olympic Champions, Jamaica. Jamaica held the world record at 37.10 (which was later rescinded), which was established at the 2008 Summer Olympics in Beijing, while the United States entered with the 2009 overall season-best 37.85.
Medalists
* Runners who participated in the heats only and received medals.
Records
Prior to the competition, the following records were as follows.
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No new world or championship record was set during this competition.
Qualification standard
| Standard |
|---|
| 39.10 |
Results
Heats
The first 2 of each heat (Q) plus the 2 fastest times (q) qualify.
Key: DNF = Did not finish, DNS = Did not start, DQ = Disqualified, Q = qualification by place in heat, q = qualification by overall place, SB = Seasonal best
Final
| Rank | Nation | Athletes | Time | Notes |
|---|---|---|---|---|
 |  Jamaica (JAM) | Steve Mullings, Michael Frater, Usain Bolt, Asafa Powell | 37.31 | WR |
 |  Trinidad and Tobago (TRI) | Darrel Brown, Marc Burns, Emmanuel Callander, Richard Thompson | 37.62 | NR |
 |  Great Britain & N.I. (GBR) | Simeon Williamson, Tyrone Edgar, Marlon Devonish, Harry Aikines-Aryeetey | 38.02 | SB |
| 4 |  Japan (JPN) | Masashi Eriguchi, Naoki Tsukahara, Shinji Takahira, Kenji Fujimitsu | 38.30 | SB |
| 5 |  Canada (CAN) | Sam Effah, Oluseyi Smith, Jared Connaughton, Bryan Barnett | 38.39 | SB |
| 6 |  Italy (ITA) | Roberto Donati, Simone Collio, Emanuele Di Gregorio, Fabio Cerutti | 38.54 | |
| 7 |  Brazil (BRA) | Vicente de Lima, Sandro Viana, Basílio de Moraes, José Carlos Moreira | 38.56 | SB |
| 8 |  France (FRA) | Ronald Pognon, Martial Mbandjock, Eddy De Lepine, Christophe Lemaitre | 39.21 |
Key: CR = Championship record, NR = National record, SB = Seasonal best
References
- General
- 4×100 metres relay results. IAAF. Retrieved on 2009-08-20.
- Specific
- Kessel, Anna (August 21, 2009), "United States relay team disqualified at Athletics World Championships", The Guardian