Svetlana Aleksandrovna Masterkova is a Russian former middle-distance runner and former women's world record holder for the mile and the current 1000 metres world record. At the 1996 Summer Olympics, she won the gold medal in both the 800 metres and 1500 metres.
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 World Athletics Indoor Championships are a biennial indoor track and field competition served as the global championship for that version of the sport. Organised by the World Athletics, the competition was inaugurated as the World Indoor Games in 1985 in Paris, France and were subsequently renamed to IAAF World Indoor Championships in 1987. The current name was adapted with the name change of the sports governing body in 2019.
The World Athletics U20 Championships is a biennial world championships for the sport of athletics organised by the World Athletics, contested by athletes in the under-20 athletics age category (19 years old or younger on 31 December in the year of the competition.
Janeth Jepkosgei Busienei is a Kenyan middle distance runner and former world champion.
Jennifer Brenda "Jenny" Meadows is a retired British athlete. Her main event was the 800 metres, although she previously competed also over the 400 metres. She won the bronze medal at the 2009 World Championships, and a silver at the 2010 World Indoor Championships. At the European Athletics Championships, Meadows took silver outdoors in 2010 and gold indoors in 2011. She also had some international success as part of the Great Britain women's 4 x 400 metres relay squad.
These are the official results of the Women's 800 metres event at the 1991 IAAF World Championships in Tokyo, Japan. There were a total of 36 participating athletes, with five qualifying heats and the final held on Monday August 26, 1991.
These are the official results of the Women's 800 metres event at the 1993 IAAF World Championships in Stuttgart, Germany. There were a total number of 37 participating athletes, with five qualifying heats and the final held on Tuesday 1993-08-17.
Pamela Jelimo is a Kenyan middle-distance runner, specialising in the 800 metres. She won the gold medal in 800 metres at the 2008 Olympics in Beijing at the age of 18. She is the first Kenyan woman to win an Olympic gold medal and also the first Kenyan to win the Golden League Jackpot. She holds both the 800 m world junior record and the senior African record over the same distance. Jelimo is also one of the youngest women to win an Olympic gold medal for Kenya.
These are the official results of the Women's 800 metres event at the 1999 IAAF World Championships in Seville, Spain. There were a total number of 37 participating athletes, with five qualifying heats, two semi-finals and the final held on Tuesday 24 August 1999 at 21:00h.
These are the official results of the men's 100 metres event at the 2003 IAAF World Championships in Paris, France. There were a total number of 79 participating athletes, with ten qualifying heats, four quarter-finals, two semi-finals and the final held on Monday 25 August 2003.
These are the official results of the Men's 800 metres event at the 2003 IAAF World Championships in Paris, France. There were a total number of 58 participating athletes, with eight qualifying heats, three semi-finals and the final held on Sunday 31 August 2003 at 17:30h.
Totka Nikolaeva Petrova is a retired female middle distance runner who represented Bulgaria in the 1970s and the early 1980s. She specialized in the 800 and 1500 metres, and won numerous international medals. She is still the Bulgarian 1500 metres record holder.
These are the official results of the Women's 100 metres event at the 2003 IAAF World Championships in Paris, France. There were a total number of 59 participating athletes, with eight qualifying heats, four quarter-finals, two semi-finals and the final held on Sunday 24 August 2003 at 19:45h.
Mokgadi Caster Semenya OIB is a South African middle-distance runner and winner of two Olympic gold medals and three World Championships in the women's 800 metres. She first won gold at the World Championships in 2009 and went on to win at the 2016 Olympics and the 2017 World Championships, where she also won a bronze medal in the 1500 metres. After the doping disqualification of Mariya Savinova, she was also awarded gold medals for the 2011 World Championships and the 2012 Olympics.
Alysia Montaño is an American middle distance runner. She is a six-time USA Outdoor Track and Field Championships 800 metres champion. She gained significant publicity for the 2014 race that she competed while 8 months pregnant.
Minori Hayakari (早狩実紀) is a Japanese track and field athlete who specialises in the 3000 metres steeplechase. Her personal best of 9:33.93 minutes is the Japanese record and she has won straight Japanese national titles since the first event in 2005, taking her sixth title in 2011.
The World Athletics Relays, known as the IAAF World Relays until 2019, is an international biennial track and field sporting event held by World Athletics where teams from around the world compete in relay races, some of which are not part of the standard Olympic programme. The first three editions were set to take place in Nassau, Bahamas at the Thomas Robinson Stadium in 2014, 2015 and 2017. Originally intended as an annual event, it was later decided to happen every odd year, the same as the World Athletics Championships for which it serves as a qualification stage.
The women's 800 metres at the 2017 World Championships in Athletics was held at the London Olympic Stadium on 10−11 and 13 August.
