This is a list of track and field athletes who have moved to compete for another national association or federation. Such moves are called transfers of allegiance by the World Athletics. [1]
| Name of athlete | From nation | To nation | Year |
|---|---|---|---|
| Youcef Abdi |  Algeria |  Australia | 2000 |
| Zid Abou Hamed |  Syria | Australia | |
| Sisay Bezabeh |  Ethiopia | Australia | 2000 |
| Viktor Chistiakov |  Russia | Australia | 1999 |
| Daniela Costian |  Romania | Australia | 1990 |
| Ambrose Ezenwa |  Nigeria | Australia | 2006 |
| Tatiana Grigorieva | Russia | Australia | 1998 |
| Hans Lotz |  Germany | Australia | |
| Dmitri Markov |  Belarus | Australia | 1999 |
| Mizan Mehari | Ethiopia | Australia | 1999 |
| Peter O'Donoghue |  New Zealand | Australia | |
| Sara Salmon | Germany | Australia | 2007 |
| Silvana Trampuz |  Italy | Australia | |
| Gemechu Woyecha |  Qatar | Australia | |
| Gus Nketia |  Ghana | New Zealand | |
| Denis Petushinskiy | Russia | New Zealand | 1998 |
| Biljana Petrovich |  FR Yugoslavia | New Zealand | 1998 |
| Emanuele Fuamatu | Australia |  Samoa | 2009 |
Kenya competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's eleventh appearance at the Olympics, except the 1976 Summer Olympics in Montreal and the 1980 Summer Olympics in Moscow because of the African and United States boycott.
Saif Saaeed Shaheen, formerly Stephen Cherono, is a steeplechase runner. He was born in Keiyo, Kenya but now he represents Qatar. He was, for 19 years, the world record holder for 3000 metre steeplechase. He is a two time World Champion in the event. His older brother Abraham Cherono is also a steeplechase runner.
Ahmad Hassan Abdullah is a long-distance and cross country runner, now representing Qatar after his switch from Kenya in 2003. Other runners who have made the same switch include Saif Saeed Shaheen.
The 2009 World Youth Championships in Athletics is the sixth edition of the IAAF World Youth Championships in Athletics. They were held at Brixen-Bressanone Sport Arena in Bressanone, Italy from 8–12 July 2009. Athletes had to be aged 16 or 17 on 31 December 2009 to compete.
The 2009 IAAF World Half Marathon Championships was held in Birmingham, United Kingdom on 11 October 2009. It was the final event of the International Association of Athletics Federations' 2009 World Athletics Series.
Shara Proctor is a British former long jumper born in Anguilla. She is the national record holder of both Anguilla and Great Britain. On 28 August 2015 at the World Championships in Beijing she became the first British, female, long-jumper to jump over 7 metres (7.07), setting a new British record and earning a world championship silver medal in the process. She also won the 2013 IAAF Diamond League in the event. Her younger sister is the Anguillan sprinter Shinelle Proctor.
Thomas Pkemei Longosiwa is a Kenyan professional athlete who has competed at the two Olympics, winning a bronze medal at the 2012 Summer Olympics. He is also the Kenyan 5000 metres champion from 2007.
Alexis Copello is a Cuban triple jumper who since 2017 competes internationally for Azerbaijan. He has a (legal) personal best jump of 17.68 metres (58.0 ft). He is a World Championship medalist, having won the bronze at the 2009 World Championships in Athletics. He is 1.85 metres tall and weighs 80 kilograms (176 lbs).
In 2010 there was no obvious, primary athletics championship, as neither the Summer Olympics nor the World Championships in Athletics occurred in the year. The foremost championships to be held in 2010 included: the 2010 IAAF World Indoor Championships, 2010 European Athletics Championships, 2010 African Championships in Athletics, and Athletics at the 2010 Commonwealth Games.
İlham Tanui Özbilen is a middle distance runner now representing Turkey. The 1.77 m (5.8 ft) tall athlete weighs 60 kg (130 lb). He is coached by Kenyan Patrick Sang.
Silas Kiplagat is a Kenyan middle-distance runner who specialises in the 1500 metres. He has a personal best of 3:27.64 minutes, which makes him the fifth fastest of all-time over the distance.
Hillary Kipsang Yego is a Kenyan long-distance runner who competes in the steeplechase. He has a personal best of 8:03.57 minutes for the event. He was the gold medallist at the 2009 World Youth Championships in Athletics.
Ali Kaya is a Turkish long-distance runner of Kenyan origin competing in the 5000 m and 10,000 m events. He holds the 10,000 m European record for juniors, set in 2013.
Betsy Saina is a Kenyan athlete in long distance running.
El Hassan El-Abbassi is a Moroccan-born long-distance runner who competes internationally for Bahrain. He was the gold medallist in the 10,000 metres at the 2014 Asian Games and the 2015 Asian Athletics Championships. He has a personal best of 27:25.02 minutes for that distance. El-Abbassi is currently suspended from competition due to an Athletics Integrity Unit investigation following the Tokyo 2020 Olympic Games.
Yasemin Can is a Kenyan female long distance runner representing Turkey who specialises in the 5000 metres and 10,000 metres. She is the reigning 10,000 m European champion. Can is a six-time European Championship medallist, including three gold medals and the 5000 m/10,000 m double in 2016, and a four-time European Cross Country champion.
Authorised Neutral Athlete (ANA) is a capacity under which athletes can compete at international sporting competitions without representing their nations, as is standard convention under the Olympic Charter. As of August 2022, only Russian and Belarusian athletes of some sports have competed or are competing within the ANA capacity.
Winfred Mutile Yavi is a Kenyan-born Bahraini female athlete who specialises in the 3000 metres steeplechase. She finished fourth at both the 2019 and 2022 World Athletics Championships. Yavi won the gold medal at the 2018 Asian Games. She took bronze in the 1500 metres, gold in the 5000 metres and gold for the 3000 m steeplechase at the 2019 Asian Athletics Championships.
The Naturalized athletes of Italy are those naturalized citizens who are part, or have been part, of the Italy national athletics team.
Fatna Maraoui is a born Moroccan female Italian long-distance runner who competed at two editions of the IAAF World Cross Country Championships at senior level. and also two of editions the IAAF World Half Marathon Championships.
"Ho preso la cittadinanza per matrimonio, ma l'atletica non c'entra niente: ho conosciuto mio marito quando non gareggiavo più, mentre lavoravo a un campo estivo. Ci siamo sposati cinque anni fa ma ho aspettato un po' prima di prendere la naturalizzazione"
