Athletics has been contested at every Summer Olympics since the birth of the modern Olympic movement at the 1896 Summer Olympics. The athletics program traces its earliest roots to events used in the ancient Greek Olympics. The modern program includes track and field events, road running events, and race walking events. Cross country running was also on the program in earlier editions but it was dropped after the 1924 Summer Olympics.
Bryan Ezra Tsumoru Clay is an American decathlete who was the 2008 Summer Olympic champion for the decathlon and was also World champion in 2005.
Windsor Alfredo del Llano Suárez is a retired footballer forward who earned one cap with the U.S. national team in 1973 and another thirty with Bolivia between 1975 and 1981. He played professionally in both countries and currently coaches professional soccer in Bolivia.
The Festival Rock y Ruedas de Avándaro was a historic Mexican rock festival held on September 11–12, 1971, on the shores of Lake Avándaro near the Avándaro Golf Club, in a hamlet called Tenantongo, near the town of Valle de Bravo in the central State of Mexico. The festival, organized by brothers Eduardo and Alfonso Lopez Negrete's company Promotora Go, McCann Erickson executive and sports promoter Justino Compean and Telesistema Mexicano producer Luis de Llano Macedo, took place at the height of La Onda and celebrated life, youth, ecology, music, peace and free love, has been compared to the American Woodstock festival for its psychedelic music, counterculture imagery and artwork, and open drug use. A milestone in the history of Mexican rock music, the festival has drawn anywhere from an estimated 100,000 to 500,000 concertgoers.
Guinea sent a delegation of five athletes compete at the 2008 Summer Olympics in Beijing, China, which included Mariama Dalanda Barry in taekwondo, Fatmata Fofanah, Djene Barry and Mamadou Cisse in swimming, and Nabie Foday Fofanah in athletics. Thanks to the use of Simplified Chinese stroke count, it was first after Greece in the parade of nations as it takes only two strokes to write the first character—Guinea-Bissau followed directly behind.
The women's 400 metres hurdles at the 2009 World Championships in Athletics was held at the Olympic Stadium on 17, 18 and 20 August.
Brenda Taylor is an American track and field athlete who specialises in the 400 meter hurdles. She reached the final of the event at the 2004 Summer Olympics. She also competed at the 2001 World Championships in Athletics and won a medal at the 2003 IAAF World Indoor Championships in the 4×400-meter relay.
Spencer gave birth to son Michael Carter Jr on April 25,2021
Ryan Wilson is an American track and field athlete who specializes in the 110 meters hurdles. He is a previous national champion after winning at the 2013 USA Outdoor Track and Field Championships, and the current national silver medal holder at the 2014 USA Outdoor Track and Field Championships. He was the 2003 NCAA champion in the event and won four hurdles titles in the Pacific-10 Conference. He was the bronze medalist at the 2008 IAAF World Athletics Final and was the runner-up at the 2010 USA Outdoor Track and Field Championships. His personal best time of 13.02 seconds, set in 2007 at the Reebok Grand Prix, ranks him within the top twenty fastest of all time in the event.
Cornel Edwin Fredericks is a South African track and field athlete who competes in the 400 metres hurdles. His personal best for the event is 48.14 seconds.
Erica Moore is an American middle-distance runner. She attended and graduated from Sullivan High School in Sullivan, Indiana, where her father was the boys basketball coach. She was a versatile athlete, establishing school records in at least six events in track and playing basketball.
Lauren Boden is an Australian athletics competitor. Her events are the 400 metre hurdles, 400 metres and long jump. She was the youngest woman to win the 400 metres hurdle event at the Australian national championships. She has competed in the long jump event and the 400 metres hurdle event at the World University Games. She has competed at the 2006 and 2010 Commonwealth Games and the 2012 and 2016 Summer Olympics in the 400 metre hurdles event.
Georganne Rochelle Moline is an American hurdler who specializes in the 400 metres hurdles and 400 metres. She won a spot in the 2012 Summer Olympics in the 400 meter hurdles.
Warren Weir is a retired Jamaican sprinter, who specialized in the 200 metres. He was the bronze medallist in the event at the 2012 London Olympics, helping Jamaica sweep the medals. In 2013 at the Moscow World Championships, Warren Weir won the silver medal equalling his personal best. He finished behind Usain Bolt who set a World Leading time. His personal best is 19.79 seconds set at the National Stadium in his home country Kingston, Jamaica. He has since equalled his personal best in Moscow, in the World Championship final. He trained with the Glen Mills-coached Racers Track Club, alongside Usain Bolt and Yohan Blake.
Cindy Roleder is a German track and field athlete, specializing in 100 metres hurdles. She won the silver medal at the 2015 World Championships in Athletics. Roleder claimed three medals at the European Athletics Championships, becoming the first German winner of the European 100 m hurdles title since reunification in 2016. She also won the 60 m hurdles title at the 2017 European Indoor Championships.
David Ilariani is a Georgian sprinter. He competed in the 110 m hurdles event at the 2004, 2008 and 2012 Summer Olympics.
Rouhollah Askari Gandmani is an Iranian hurdler. He competed in the 110 m hurdles event at the 2012 Summer Olympics.
Aleksey Dryomin is a Russian sprinter. He competed in the 110 m hurdles event at the 2012 Summer Olympics.
Jeffrey Michael Julmis is a Haitian sprinter. He was born in Fort Lauderdale, Florida, United States. He competed in the 110 m hurdles event at the 2016 Summer Olympics, and performed well enough in his heat to qualify for the semifinals. During the semifinal round, Julmis violently crashed and tumbled over the first hurdle, causing a disqualification. In spite of this, Julmis ran the remainder of the race and received a standing ovation as he left the track.
Devynne Ashtyn Charlton is a Bahamian athlete specialising in the 100 metres hurdles. She won the silver medal in the event at the 2022 Commonwealth Games. Charlton took gold for the 60 m hurdles at the 2022 World Indoor Championships, setting a national record of 7.81 seconds.
Puerto Rico 
