The World Athletics Championships, known as the IAAF World Championships in Athletics till 2019, are a biennial athletics competition organized by World Athletics, formerly IAAF, International Association of Athletics Federations. Alongside Olympic Games, they represent the highest level championships of senior international outdoor athletics competition for track and field athletics globally, including marathon running and race walking. Separate World Championships are held by World Athletics for certain other outdoor events, including cross-country running and half-marathon, as well as indoor and age-group championships.
The 400 metres, or 400-meter dash, is a sprint event in track and field competitions. It has been featured in the athletics programme at the Summer Olympics since 1896 for men and since 1964 for women. On a standard outdoor running track, it is one lap around the track. Runners start in staggered positions and race in separate lanes for the entire course. In many countries, athletes previously competed in the 440-yard dash (402.336 m)—which is a quarter of a mile and was referred to as the "quarter-mile"—instead of the 400 m (437.445 yards), though this distance is now obsolete.
The men's 4 × 400 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.
Tamsyn Carolyn Lewis is an Australian media personality and former track and field athlete who won a total of eighteen Australian Championships across the 400 metres, 800 metres and 400m hurdles. She first represented Australia in 1994, and won the 800 metres in the 2008 World Indoor Championships.
Dwight Thomas O.D is a Jamaican sprinter, mainly competing in the 100 metres event and more recently the 110 m hurdles.
Martyn Joseph Rooney is an English sprinter who specialises in the 400 metres event. He reached the 400 m final at the 2008 Summer Olympics and won bronze in the 4×400 metres relay. A mainstay on the anchor leg of the Great Britain and England 4 x 400 metre relay teams, at the 2009 World Championships in Athletics he won a silver medal with the Great Britain relay team, and bronze in the 2015 and 2017 World Championships.
The men's 400 metres at the 1988 Summer Olympics in Seoul, South Korea took place between 24 and 28 September 1988. Seventy-five athletes from 55 nations competed. The maximum number of athletes per nation had been set at three since the 1930 Olympic Congress. The event was won by 0.06 seconds by Steve Lewis of the United States, the second in what would ultimately be seven consecutive American victories stretching from 1984 to 2008. As of May 2024, this remains the narrowest winning margin in the event since the introduction of fully automatic timing. The United States swept the podium in the event for the third time, having previously done so in 1904 and 1968.
The men's 400 metres was a track and field athletics event held as part of the Athletics at the 1912 Summer Olympics programme. The competition was held on Friday, July 12, 1912, and on Saturday, July 13, 1912. Forty-nine runners from 16 nations competed. NOCs could enter up to 12 athletes. The event was won by Charles Reidpath of the United States, the nation's fourth title in the event. Hanns Braun of Germany took silver, the nation's first medal in the men's 400 metres.
The men's 4 × 100 meters relay was a track and field athletics event held as part of the Athletics at the 1912 Summer Olympics program. It was the debut of the event, which along with the 4 × 400-meter relays marked the first relays of equal legs in the athletics program. The competition was held on Monday, July 8, 1912, and on Tuesday, July 9, 1912. NOCs could enter 1 team of 4 athletes, with up to 2 reserves.
The men's 4 × 400 metres relay was a track and field athletics event held as part of the Athletics at the 1912 Summer Olympics programme. It was the debut of the event, which along with the 4 × 100 metre relay marked the first relays of equal legs in the athletics programme. The competition was held on Sunday, July 14, 1912, and on Monday, July 15, 1912. Twenty-eight runners from seven nations competed. NOCs could enter 1 team of 4 athletes, with up to 2 reserves.
LaShawn Merritt is a retired American track and field athlete who competed in sprinting events, specializing in the 400 metres. He is a former Olympic champion over the distance and his personal best of 43.65 seconds makes him the eleventh fastest of all time.
The men's 4 × 100 metres relay event was part of the track and field athletics programme at the 1920 Summer Olympics. It was the second appearance of this event. The competition was held on Saturday, August 21, 1920, and on Sunday, August 22, 1920. Fifty-two runners from 13 nations competed.
Michael Walter Mathieu is a retired Bahamian sprinter hailing from Freeport, Grand Bahama who specialized in the 200 metres and 400 metres. He was part of the Bahamian silver medal-winning team in the men's 4×400 metres relay at the 2008 Beijing Olympics, running second leg and recording a 44.0 split, and the gold medal-winning team at the 2012 Summer Olympics. He was also a part of second place relay team at the 2007 World Championships. He won the bronze medal in the 4x400 metres relay in the 2016 Summer Olympics.
The men's 4 × 100 metres relay event was part of the track and field athletics programme at the 1924 Summer Olympics. It was the third appearance of this event. The competition was held on Saturday, July 12, 1924, and on Sunday, July 13, 1924.
The men's 400 metres hurdles event was part of the track and field athletics programme at the 1924 Summer Olympics. The competition was held on Sunday, July 6, 1924, and on Monday, July 7, 1924. Twenty-three hurdlers from 13 nations competed. The maximum number of athletes per nation was 4. The event was won by Morgan Taylor of the United States, the fifth consecutive victory by an American in the event. Erik Wilén received silver, Finland's first medal in the men's 400 metres hurdles. Another American, Ivan Riley, took bronze.
The men's 400 metres event was part of the track and field athletics programme at the 1924 Summer Olympics. This race was depicted in the film Chariots of Fire. The competition was held on Thursday, July 10, 1924, and on Friday, July 11, 1924.
The men's 3000 metres team event was part of the track and field athletics programme at the 1924 Summer Olympics. It was the third and last appearance of a 3000-metre team race event after the debut in 1912, but the sixth time that a team contest was arranged at the Olympics. The competition was held on Friday, July 11, 1924, and on Sunday, July 13, 1924. Forty-four runners from nine nations competed.
Carl Oliver Jr. is a Bahamian former track and field sprinter who specialised in the 400 metres. He is the current secretary of the Bahamas Association of Athletic Associations. His greatest achievements on the track came with the Bahamian 4×400 metres relay team. He was a bronze medallist in the relay at the 2000 Summer Olympics and was also a finalist at the 1996 Atlanta Olympics and the 1999 World Championships in Athletics. He helped set a national record of 3:02.85 minutes at the 1995 World Championships in Athletics.
The 4 × 400 metres relay at the Summer Olympics is the longest track relay event held at the multi-sport event. The men's relay has been present on the Olympic athletics programme since 1912 and the women's event has been continuously held since the 1972 Olympics. The inaugural and so far the only mixed 4 × 400 metres relay was held at the 2020 Olympics. It is the most prestigious 4×400 m relay race at elite level. At the 1908 Summer Olympics, a precursor to this event was held – the 1600 m medley relay. This event, with two legs of 200 m, one of 400 m, and a final leg of 800 m, was the first track relay in Olympic history.
Lisanne de Witte is a Dutch track and field athlete who competes in sprinting. She specialises in the 400 metres, where she held the Dutch record with her personal best time of 50.77 seconds from 2018 to 2021.
