| Ruling date |
Sport/Event |
Athlete (NOC) |
 |
 |
 |
Total |
Comment |
| List of official changes in medal standings (during the Games) |
| 13 August 2012 |
Athletics
Women's shot put |
 Nadzeya Ostapchuk (BLR) DSQ |
−1 |
|
|
−1 |
On 13 August 2012, the IOC stripped Belarusian athlete Nadzeya Ostapchuk of her gold medal in the women's shot put after she tested positive for the anabolic steroid metenolone. As a result, New Zealand silver medallist Valerie Adams was awarded gold, Russian bronze medallist Yevgeniya Kolodko was awarded silver, and the fourth-placed Gong Lijiao from China was awarded bronze. Kolodko would be later stripped her silver for doping. |
 Valerie Adams (NZL) |
+1 |
−1 |
|
0 |
 Yevgeniya Kolodko (RUS) |
|
+1 |
−1 |
0 |
 Gong Lijiao (CHN) |
|
|
+1 |
+1 |
| List of official changes in medal standings (after the Games) |
| 6 November 2012 |
Wrestling
Men's freestyle 74 kg |
 Soslan Tigiev (UZB) DSQ |
|
|
−1 |
−1 |
On 6 November 2012, the IOC stripped Uzbek wrestler Soslan Tigiev of his bronze medal in the men's freestyle 74 kg division after he tested positive for the banned stimulant methylhexaneamine. Hungary's Gábor Hatos was elevated to the bronze medal position. |
 Gábor Hatos (HUN) |
|
|
+1 |
+1 |
| 1 May 2013 |
Athletics
Women's discus throw |
Darya Pishchalnikova (RUS) DSQ |
|
−1 |
|
−1 |
On 1 May 2013, the IOC confirmed that Russian discus thrower Darya Pishchalnikova had been banned for 10 years and stripped of her silver medal in the women's discus throw after testing positive for oxandrolone (an anabolic steroid). China's Li Yanfeng will be elevated to silver and Cuba's Yarelys Barrios will be awarded bronze. The IOC has decided on the case and reallocated the medals in 2015. |
| Li Yanfeng (CHN) |
|
+1 |
−1 |
0 |
 Yarelys Barrios (CUB) |
|
|
+1 |
+1 |
| 20 May 2015 |
Athletics
Men's 4 × 100 metres relay |
 Tyson Gay (USA) DSQ |
|
−1 |
|
−1 |
In May 2014, the US 4 × 100 m relay team member Tyson Gay received a one-year suspension for doping use and was stripped of his medals and disqualified from all results after 15 July 2012. In May 2015, the IOC told the USOC to collect the medals from teammates Trell Kimmons, Justin Gatlin, Ryan Bailey, Jeffery Demps and Darvis Patton. The medals were reallocated, with Trinidad and Tobago awarded silver, and France the bronze. |
 (TRI) |
|
+1 |
−1 |
0 |
 (FRA) |
|
|
+1 |
+1 |
| 17 August 2015 |
Athletics
Women's 1500 metres |
 Aslı Çakır Alptekin (TUR) DSQ |
−1 |
|
|
−1 |
On 17 August 2015, the Court of Arbitration for Sport says it approved a settlement agreed to by Turkish athlete Aslı Çakır Alptekin, Turkish Athletic Federation and the IAAF. Alptekin has agreed to forfeit her 1500 metres Olympic title and serve an eight-year ban for blood doping. |
| For reallocation of medals see 29 March 2017 |
| 24 March 2016 |
Athletics
Men's 50 kilometres walk |
Sergey Kirdyapkin (RUS) DSQ |
−1 |
|
|
−1 |
On 24 March 2016, the Court of Arbitration for Sport issued a decision that all competitive results obtained by Sergey Kirdyapkin from 20 August 2009 to 15 October 2012 are disqualified. The IOC has confirmed the stripping of Sergey Kirdyapkin's gold medal in the men's 50 km walk and the redistribution of the medals. As a result, Australian walker Jared Tallent was awarded the gold, China's Si Tianfeng was awarded the silver and Ireland's Robert Heffernan awarded the bronze. |
 Jared Tallent (AUS) |
+1 |
−1 |
|
0 |
| Si Tianfeng (CHN) |
|
+1 |
−1 |
0 |
 Robert Heffernan (IRL) |
|
|
+1 |
+1 |
| 24 March 2016 |
Athletics
Women's 20 kilometres walk |
Olga Kaniskina (RUS) DSQ |
|
−1 |
|
−1 |
On 24 March 2016, the Court of Arbitration for Sport issued a decision that all competitive results obtained by Olga Kaniskina from 15 August 2009 to 15 October 2012 are disqualified and stated that the possible re-allocation of medals is a matter for IAAF to determine. IOC has confirmed the stripping of Olga Kaniskina's silver medal in women's 20 km walk.
The IOC requested the IAAF to modify the results of this event accordingly, and medals were redistributed. |
| Qieyang Shenjie (CHN) |
|
+1 |
−1 |
0 |
| Liu Hong (CHN) |
|
|
+1 |
+1 |
| 24 March 2016 |
Athletics
Women's 3000 metres steeplechase |
Yuliya Zaripova (RUS) DSQ |
−1 |
|
|
−1 |
On 30 January 2015, the IOC confirmed that runner Yuliya Zaripova tested positive for steroids. Tunisia's Habiba Ghribi was in line for the reallocated gold medal, Ethiopia's Sofia Assefa for the silver, and Kenya's Milcah Chemos Cheywa for the bronze. On 24 March 2016, the Court of Arbitration for Sport disqualified Yuliya Zaripova for doping and confirmed that she would be stripped of her gold medal. On 4 June 2016, the gold medal was officially reallocated to second place Habiba Ghribi from Tunisia by the IOC, and the IAAF updated the results. Marta Dominguez from Spain was also disqualified. On 5 June 2016, Ghribi received her gold medal. |
 Habiba Ghribi (TUN) |
+1 |
−1 |
|
0 |
 Sofia Assefa (ETH) |
|
+1 |
−1 |
0 |
 Milcah Chemos Cheywa (KEN) |
|
|
+1 |
+1 |
| List of official changes in medal standings (2016 wave of retesting) |
| 13 July 2016 |
Weightlifting
Women's 58 kg |
 Yuliya Kalina (UKR) DSQ |
|
|
−1 |
−1 |
On 13 July 2016, the IOC announced that Yuliya Kalina of Ukraine has been disqualified from the 2012 Summer Olympics and ordered to return the bronze medal from the 58 kg weightlifting event. Reanalysis of Kalina's samples from London 2012 resulted in a positive test for the prohibited substance dehydrochlormethyltestosterone (turinabol).
The IOC has requested IWF to modify the results of the weightlifting events, and IWF has reallocated medals accordingly. |
 Rattikan Gulnoi (THA) |
|
|
+1 |
+1 |
| 9 August 2016 |
Athletics
Men's javelin throw |
Oleksandr Pyatnytsya (UKR) DSQ |
|
−1 |
|
−1 |
On 9 August 2016, the IOC announced that Oleksandr Pyatnytsya of Ukraine would be stripped of his silver medal in the javelin throw after he tested positive for the prohibited substance dehydrochlormethyltestosterone (turinabol).
The IOC requested the IAAF to modify the results of this event accordingly. On 22 February 2017, Antti Ruuskanen received the silver medal in Finland. Vítězslav Veselý received the bronze medal during Golden Spike Ostrava on 28 June 2017. |
 Antti Ruuskanen (FIN) |
|
+1 |
−1 |
0 |
 Vítězslav Veselý (CZE) |
|
|
+1 |
+1 |
| 20 August 2016 |
Athletics
Women's shot put |
Yevgeniya Kolodko (RUS) DSQ |
|
−1 |
|
−1 |
On 20 August 2016, the IOC announced that Yevgeniya Kolodko of Russia would be stripped of her silver medal in shot put after she tested positive of dehydrochlormethyltestosterone (turinabol) and ipamorelin. Kolodko had been upgraded to a silver medal during the 2012 London games after the first-place finisher had been stripped of her gold medal for doping.
The IOC requested the IAAF to modify the results of this event accordingly, and medals were redistributed. |
| Gong Lijiao (CHN) |
|
+1 |
−1 |
0 |
| Li Ling (CHN) |
|
|
+1 |
+1 |
| 11 October 2016 |
Athletics
Women's hammer throw |
Tatyana Lysenko (RUS) DSQ |
−1 |
|
|
−1 |
On 11 October 2016, Tatyana Lysenko of the Russian Federation was disqualified from the women's hammer throw, in which she won the gold medal. She had tested positive for a banned substance.
The IOC has requested IAAF to modify the results accordingly, and medals were redistributed. |
 Anita Włodarczyk (POL) |
+1 |
−1 |
|
0 |
 Betty Heidler (GER) |
|
+1 |
−1 |
0 |
| Zhang Wenxiu (CHN) |
|
|
+1 |
+1 |
| 18 October 2016 |
Weightlifting
Men's 85 kg |
Apti Aukhadov (RUS) DSQ |
|
−1 |
|
−1 |
On 18 October 2016, the IOC disqualified Apti Aukhadov of the Russian Federation for doping and stripped him of the silver medal.
The IOC has requested IWF to modify the results of the weightlifting events, and IWF has reallocated medals accordingly. |
 Kianoush Rostami (IRI) |
|
+1 |
−1 |
0 |
 Tarek Yehia (EGY) |
|
|
+1 |
+1 |
| 27 October 2016 |
Weightlifting
Women's 53 kg |
 Zulfiya Chinshanlo (KAZ) DSQ |
−1 |
|
|
−1 |
On 27 October 2016 the IOC disqualified a further eight athletes for failing doping tests at the games. This included 4 medal winners including Zulfiya Chinshanlo, Maiya Maneza and Svetlana Podobedova all from Kazakhstan, and Maryna Shkermankova of Belarus.
The IOC has requested IWF to modify the results of the weightlifting events, and IWF has reallocated medals accordingly. |
| For reallocation of medals see 21 November 2016 |
Weightlifting
Women's 63 kg |
Maiya Maneza (KAZ) DSQ |
−1 |
|
|
−1 |
| For reallocation of medals see 5 April 2017 |
Weightlifting
Women's 69 kg |
Maryna Shkermankova (BLR) DSQ |
|
|
−1 |
−1 |
| Anna Nurmukhambetova (KAZ) |
|
|
+1 |
+1 |
Weightlifting
Women's 75 kg |
Svetlana Podobedova (KAZ) DSQ |
−1 |
|
|
−1 |
| For reallocation of medals see 21 November 2016 |
| 21 November 2016 |
Weightlifting
Men's 94 kg |
Aleksandr Ivanov (RUS) DSQ |
|
−1 |
|
−1 |
On 21 November 2016 the IOC disqualified a further 12 athletes for failing doping tests at the games. This included 6 medal winners in weightlifting including Alexandr Ivanov (Russia), Anatoli Ciricu (Moldova), Cristina Iovu (Moldova), Nataliya Zabolotnaya (Russia), Iryna Kulesha (Belarus), Hripsime Khurshudyan (Armenia).
The IOC has requested IWF to modify the results of the weightlifting events, and IWF has reallocated medals accordingly.
Moldova has lost all its London-2012 medals. |
 Anatolie Cîrîcu (MDA) DSQ |
|
|
−1 |
−1 |
| For reallocation of medals see 25 November 2016 |
Weightlifting
Women's 53 kg |
Cristina Iovu (MDA) DSQ |
|
|
−1 |
−1 |
 Hsu Shu-ching (TPE) |
+1 |
−1 |
|
0 |
 Citra Febrianti (INA) |
|
+1 |
|
+1 |
| Iulia Paratova (UKR) |
|
|
+1 |
+1 |
Weightlifting
Women's 75 kg |
Natalia Zabolotnaya (RUS) DSQ |
|
−1 |
|
−1 |
| Iryna Kulesha (BLR) DSQ |
|
|
−1 |
−1 |
 Lidia Valentín (ESP) |
+1 |
|
|
+1 |
| Abeer Abdelrahman (EGY) |
|
+1 |
|
+1 |
 Madias Nzesso (CMR) |
|
|
+1 |
+1 |
Weightlifting
Women's +75 kg |
 Hripsime Khurshudyan (ARM) DSQ |
|
|
−1 |
−1 |
 Jang Mi-ran (KOR) |
|
|
+1 |
+1 |
| 25 November 2016 |
Weightlifting
Men's 94 kg |
Ilya Ilyin (KAZ) DSQ |
−1 |
|
|
−1 |
On 25 November 2016 the IOC disqualified Ilya Ilin for failing anti-doping test.
The IOC has requested IWF to modify the results of the weightlifting events, and IWF has reallocated medals accordingly. |
| Saeid Mohammadpour (IRI) |
+1 |
|
|
+1 |
| Kim Min-jae (KOR) |
|
+1 |
|
+1 |
| Tomasz Zieliński (POL) |
|
|
+1 |
+1 |
| 29 November 2016 |
Athletics
Women's heptathlon |
Tatyana Chernova (RUS) DSQ |
|
|
−1 |
−1 |
On 29 November 2016 the Court of Arbitration for Sport has issued decision that all competitive results of Tatyana Chernova between 15 August 2011 and 22 July 2013 are annulled. At 2018 IOC redistributes medals. |
 Austra Skujytė (LTU) |
|
|
+1 |
+1 |
| 1 February 2017 |
Athletics
Women's 4 × 400 metres relay |
Antonina Krivoshapka (RUS) DSQ,
Yulia Gushchina (RUS) DSQ,
Tatyana Firova (RUS) DSQ |
|
−1 |
|
−1 |
On 1 February 2017, the Russian 4 × 400 metres relay women's team was disqualified due doping of Antonina Krivoshapka
The IOC has requested IAAF to modify the results accordingly, and medals were redistributed.
On 30 November 2017, Yuliya Gushchina was also banned for doping
On 1 February 2019, Tatyana Firova was also banned for doping. |
 (JAM) |
|
+1 |
−1 |
0 |
| (UKR) |
|
|
+1 |
+1 |
| 10 February 2017 |
Athletics
Women's 800 metres |
Mariya Savinova (RUS) DSQ |
−1 |
|
|
−1 |
On 10 February 2017, the Court of Arbitration for Sport upheld a four-year ban that effectively stripped off the gold medal of Mariya Savinova, based upon her biological passport. On 9 November 2015, WADA Independent report was published in which Russian athlete Ekaterina Poistogova was mentioned as the violator of anti-doping rules. After an investigation, Poistogova was one of five Russian runners whom the World Anti-Doping Agency recommended to receive a lifetime ban for doping during the London Olympics. On 7 April 2017, CAS refused to decide on disqualification from 2012, and disqualify Ekaterina Poistogova from 2015. Thus, Ekaterina Poistogova retained her Olympic 2012 medal at women's 800 metres athletic event. |
 Caster Semenya (RSA) |
+1 |
−1 |
|
0 |
| Ekaterina Poistogova (RUS) |
|
+1 |
−1 |
0 |
| Pamela Jelimo (KEN) |
|
|
+1 |
+1 |
| 29 March 2017 |
Athletics
Women's 1500 metres |
Gamze Bulut (TUR) DSQ |
|
−1 |
|
−1 |
On 29 March 2017, Turkish Gamze Bulut was banned for doping and lost its Olympic silver medal. Previously, on 17 August 2015, the Court of Arbitration for Sport Turkish athlete Aslı Çakır Alptekin lost the Olympic title and serve an eight-year ban for blood doping. Fourth-placed finisher Russian Tatyana Tomashova has a previous doping violation and fifth-placed Ethiopian Abeba Aregawi, later representing Sweden was suspended for doping violation on 29 February 2016.
When reallocating medals, the IOC has previously elected not to advance athletes with a history of doping violations. So IOC has confirmed the redistribution of the gold medals in this event and has not yet confirmed the redistribution of the silver and bronze medals in this event. Nevertheless, the IOC decided to upgrade Tomashova despite her doping suspension. |
 Maryam Yusuf Jamal (BRN) |
+1 |
|
−1 |
0 |
| Tatyana Tomashova (RUS) |
|
+1 |
|
+1 |
| Abeba Aregawi (ETH) |
|
|
+1 |
+1 |
| 5 April 2017 |
Weightlifting
Women's 63 kg |
Svetlana Tsarukayeva (RUS) DSQ |
|
−1 |
|
−1 |
On 5 April 2017, the IOC disqualified the Russian weightlifter Svetlana Tsarukayeva due to use of turinabol
The IOC has requested IWF to modify the results of the weightlifting events, and IWF has reallocated medals accordingly. |
 Christine Girard (CAN) |
+1 |
|
−1 |
0 |
 Milka Maneva (BUL) |
|
+1 |
|
+1 |
 Luz Acosta (MEX) |
|
|
+1 |
+1 |
17 January 2019,
23 July 2019 |
Wrestling
Men's freestyle 120 kg |
 Davit Modzmanashvili (GEO) DSQ |
|
−1 |
|
−1 |
On 17 January 2019, the IOC stripped Georgian wrestler Davit Modzmanashvili of his silver medal. On 23 July 2019, the IOC stripped Uzbek wrestler Artur Taymazov of his gold medal, and the medals were reallocated accordingly. |
| Artur Taymazov (UZB) DSQ |
−1 |
|
|
−1 |
| Komeil Ghasemi (IRI) |
+1 |
|
−1 |
0 |
| Bilyal Makhov (RUS) |
|
+1 |
−1 |
0 |
| Tervel Dlagnev (USA) |
|
|
+1 |
+1 |
| Daulet Shabanbay (KAZ) |
|
|
+1 |
+1 |
| 1 February 2019 |
Athletics
Men's high jump |
Ivan Ukhov (RUS) DSQ |
−1 |
|
|
−1 |
On 1 February 2019, Ivan Ukhov and Svetlana Shkolina of Russia were disqualified by the CAS for taking performance-enhancing drugs. Medals in this events are not redistributed yet. |
Athletics
Women's high jump |
Svetlana Shkolina (RUS) DSQ |
|
|
−1 |
−1 |
| 29 March 2019 |
Weightlifting
Men's 56 kg |
 Valentin Hristov (AZE) DSQ |
|
|
−1 |
−1 |
On 29 March 2019, the IOC stripped Azerbaijani weightlifter Valentin Hristov of his bronze medal. Medals in this event are not redistributed yet. |
| 12 June 2019 |
Canoeing
Men's C-1 200 metres |
Jevgenij Shuklin (LTU) DSQ |
|
−1 |
|
−1 |
On 12 June 2019, the IOC stripped Lithuanian sprint canoeist Jevgenij Shuklin of his silver medal. Medals in this event are not redistributed yet. |
| 19 December 2019 |
Weightlifting
Men's 105 kg |
Oleksiy Torokhtiy (UKR) DSQ |
−1 |
|
|
−1 |
On 22 December 2018, it was announced that Ukraine's Oleksiy Torokhtiy, London 2012 Olympic gold medalist, had tested positive for performance-enhancing drugs. On 19 December 2019, the IOC stripped him of his gold medal and IWF has reallocated gold and silver medals accordingly. As of December 2019, any reallocation of the bronze medal has not yet been confirmed by the IOC or IWF. |
Great Britain 
Italy 
Japan 
Netherlands 
North Korea 
Brazil 
Croatia 
Romania 
Denmark 
Switzerland 
Norway 
Sweden 
Colombia 
Argentina 
Serbia 
Slovenia 
Dominican Republic 
Latvia 
Algeria 
Bahamas 
Grenada 
Uganda 
Venezuela 
India 
Mongolia 
Slovakia 
Belgium 
Estonia 
Malaysia 
Puerto Rico 
Botswana 
Cyprus 
Gabon 
Guatemala 
Montenegro 
Portugal 
Greece 
Qatar 
Singapore 
Afghanistan 
Hong Kong 
Kuwait 
Morocco 
Saudi Arabia 
Tajikistan 
Trần Lê Quốc Toàn (VIE)
