2003 World Championships in Athletics – Men's 4 × 100 metres relay

These are the official results of the Men's 4 × 100 metres relay event at the 2003 IAAF World Championships in Paris, France. Their final was held on 31 August 2003 at 17:50h.

Semifinals

 * Held on Saturday 2003-08-30

Heats

 * Held on Saturday 2003-08-30