Athletics at the 2004 Summer Olympics – Men's 4 × 100 metres relay
The men's 4×100 metres relay at the 2004 Summer Olympics as part of the athletics program was held at the Athens Olympic Stadium from August 27 to 28. The sixteen teams competed in a two-heat qualifying round in which the first three teams from each heat, together with the next two fastest teams, were given a place in the final race. The Great Britain quartet of Jason Gardener, Darren Campbell, Mark Lewis-Francis, and Marlon Devonish produced superior exchanges to beat the United States team  by 0.01 seconds in a time of 38.07 seconds. The final also saw the U.S. team struggling with their relay duties, when Justin Gatlin and Coby Miller botched their baton handoff after the second leg, leaving the British team to command their lead towards the final bend. By the time Greene received the baton from Miller on the anchor leg, he burst down the home stretch to chase Lewis-Francis at the finish line, but could not get ahead despite his lower leg and head having crossed the line first, as the Americans fell short by just a hundredth of  a second. Records. , the existing World and Olympic records were as follows. No new records were set during the competition. Qualification. The qualification period for athletics was 1 January 2003 to 9 August 2004. A National Olympic Committee (NOC) could enter one qualified relay team per relay event, with a maximum of six athletes. For this event, an NOC would be invited to participate with a relay team if the average of the team's two best times, obtained in IAAF-sanctioned meetings or tournaments, would be among the best sixteen, at the end of this period. Results. Round 1 . Qualification rule: The first three teams in each heat (Q) plus the next two fastest overall (q) moved on to the final.