2009 World Championships in Athletics – Men's 4 × 400 metres relay
|Events at the
2009 World Championships
|100 m hurdles||women|
|110 m hurdles||men|
|400 m hurdles||men||women|
|4×100 m relay||men||women|
|4×400 m relay||men||women|
|20 km walk||men||women|
|50 km walk||men|
* Runners who participated in the heats only and received medals.
Prior to the competition, the following records were as follows.
No new world or championship record was set during this competition.
|August 22, 2009||18:55||Heats|
|August 23, 2009||18:15||Final|
Qualification: First 3 of each heat (Q) plus the 2 fastest times (q) advance to the final.
Key: DQ = Disqualified, Q = qualification by place in heat, q = qualification by overall place, SB = Seasonal best
|4||United States||Angelo Taylor, Jeremy Wariner, Kerron Clement, LaShawn Merritt||2:57.86||WL|
|7||Great Britain||Conrad Williams, Michael Bingham, Robert Tobin, Martyn Rooney||3:00.53||SB|
|2||Australia||John Steffensen, Ben Offereins, Tristan Thomas, Sean Wroe||3:00.90||SB|
|4||5||Belgium||Antoine Gillet, Kévin Borlée, Nils Duerinck, Cedric van Branteghem||3:01.88||SB|
|5||8||Poland||Marcin Marciniszyn, Piotr Klimczak, Kacper Kozłowski, Jan Ciepiela||3:02.23||SB|
|6||6||Dominican Republic||Arismendy Peguero, Yon Soriano, Yoel Tapia, Félix Sánchez||3:02.47|
|7||3||France||Leslie Djhone, Teddy Venel, Yannick Fonsat, Yoann Décimus||3:02.65|
|8||1||Nigeria||Saul Welgopwa, Noah Akwu, Amaechi Morton, Bola Gee Lawal||3:02.73|
Key: SB = Seasonal best, WL = World leading (in a given season)
- Men's 4 x 400 metres relay qualification from IAAF (Archived 2009-09-08). IAAF. Retrieved on 2009-08-27.
- Men's 4 x 400 metres relay final results from IAAF. IAAF. Retrieved on 2009-08-27.