Paul Kibii Tergat is a Kenyan former professional long distance runner. He became the first Kenyan man to set the world record in the marathon in 2003, with a time of 2:04:55, and is regarded as one of the most accomplished long-distance runners of all time. Runnerworld called him the "Most comprehensive runner of all time".
Haile Gebrselassie is an Ethiopian former long-distance track, road running athlete, and businessman. He won two Olympic gold medals and four World Championship titles over the 10,000 metres. Haile triumphed in the Berlin Marathon four times consecutively and also had three straight wins at the Dubai Marathon. He also earned four world titles indoors and was the 2001 World Half Marathon Champion.
The Chicago Marathon is a marathon race held every October in Chicago, Illinois. It is one of the six World Marathon Majors. Thus, it is also a World Athletics Label Road Race. The Chicago Marathon is the fourth-largest race by number of finishers worldwide.
Khalid Khannouchi is a Moroccan-born American retired long-distance runner. He is the former world record holder for the marathon and held the former road world best for the 20 km distance. He is one of only five men to break the marathon world record more than once, and one of only five to break their own marathon world record.
Evans Rutto is a Kenyan long-distance runner, who specialises in road running events. He made the fastest-ever marathon debut by winning the 2003 Chicago Marathon in a time of 2:05:50. He won the London Marathon and a second title in Chicago the following year.
Jaouad Gharib is a Moroccan long-distance runner who competes in the marathon. Winner of the 2003 World Championships and 2005 World Championships over the distance, he is also notable because he only began running seriously at the age of twenty-two. His 2005 retention made him the second successive world championship marathon champion, after Abel Antón. He was the silver medallist in the marathon at the 2008 Summer Olympics.
Moses Tanui is a former Kenyan long-distance runner who won the gold medal over 10,000 metres at the 1991 World Championships in Athletics in Tokyo.
Galen Rupp is an American long-distance runner. He competed in the Summer Olympics in 2008 in Beijing, 2012 in London, 2016 in Rio de Janeiro and 2021 in Tokyo. He won the silver medal in the men's 10,000 meters in London and the bronze medal in the men's marathon in Rio de Janeiro. Rupp competed for the University of Oregon and trained under Alberto Salazar as a member of the Nike Oregon Project. He won the 2017 Chicago Marathon, becoming the first American to do so since Khalid Khannouchi in 2002. Rupp won the marathon at the 2020 U.S. Olympic Trials in Atlanta with a time of 2:09:20, and qualified for the 2020 Tokyo Olympic Games, where he finished eighth.
Leonard Graves "Buddy" Edelen was an American marathoner. Based in England for most of his prime competitive years, in 1963 Edelen became the first man to run a marathon faster than 2 hours and 15 minutes when he set a world record of 2:14:28. Edelen also won the 1964 U.S. Olympic marathon trials and represented the U.S. in the 1964 Summer Olympics in Tokyo, Japan.
Daniel Njenga Muturi is a Kenyan long-distance runner, who specializes in the marathon.
Abderrahim Goumri was a Moroccan long-distance runner. He had competed in cross country, track, road running and marathon races.
The men's marathon event at the 2000 Summer Olympics took place on 1 October 2000 in Sydney, Australia. One hundred athletes from 65 nations competed. The maximum number of athletes per nation had been set at 3 since the 1930 Olympic Congress. The event was won by Gezahegne Abera of Ethiopia, the nation's first victory in the event since winning three in a row from 1960 to 1968. Ethiopia's fourth gold medal in the men's marathon moved it out of a tie with France and the United States into sole possession of the most men's marathon gold medals. Ethiopia also became the first nation to have two medalists in the men's marathon in the same Games since South Africa did it in 1912, as Tesfaye Tola took bronze. Kenya won its third men's marathon medal in four Games with Erick Wainaina's silver. This made Wainaina the sixth man to earn two medals in the event, after his bronze in 1996.
Ondoro Osoro is a former Kenyan long-distance runner who competed mostly in cross country and road races.
The 2017 Chicago Marathon was the 40th annual edition of the Chicago Marathon held in Chicago, Illinois, United States, and was held on October 8. The race had 44,508 finishers, and the number of spectators was estimated at over 1.5 million.
The 2002 Chicago Marathon was the 25th running of the annual marathon race in Chicago, United States and was held on October 13. The elite men's race was won by Morocco's Khalid Khannouchi in a time of 2:05:56 hours and the women's race was won by British athlete Paula Radcliffe in 2:17:18. Radcliffe's time was a new marathon world best, knocking 89 seconds off the previous mark by Catherine Ndereba. The record only lasted six months, as Radcliffe improved it again at the 2003 London Marathon.
The 2000 Chicago Marathon was the 23rd running of the annual marathon race in Chicago, United States and was held on October 22. The elite men's race was won by Morocco's Khalid Khannouchi in a time of 2:07:01 hours and the women's race was won by Kenya's Catherine Ndereba in 2:21:33.
The 1997 Chicago Marathon was the 20th running of the annual marathon race in Chicago, United States and was held on October 19. The elite men's race was won by Morocco's Khalid Khannouchi in a time of 2:07:10 hours and the women's race was won by Great Britain's Marian Sutton in 2:29:03.
The 2002 London Marathon was the 22nd running of the annual marathon race in London, United Kingdom, which took place on Sunday, 14 April. The elite men's race was won by Khalid Khannouchi of the United States in a time of 2:05:38 hours and the women's race was won by home athlete Paula Radcliffe in 2:18:56. Khannouchi's time was a marathon world record, improving on his own record by four seconds. Radcliffe was also close to a world record, just nine seconds off the time set by Catherine Ndereba the previous year.
The 2023 Chicago Marathon was the 45th edition of the annual marathon race in Chicago, held on Sunday, October 8, 2023. A Platinum Label marathon, it was the fifth of six World Marathon Majors events that were held in 2023. The race also hosted the age group world championships for the year.
Morocco 
Kenya 
United States 
Brazil 
Lesotho 
South Africa 
Kyrgyzstan 
United Kingdom 
Poland 
Russia