Most Talked-About Controversies Linked to Caster Semenya

By Popular Timelines Editorial Team · Updated: March 29, 2026

Public opinion and media debates around Caster Semenya—discover key moments of controversy.

Caster Semenya is a South African middle-distance runner celebrated for her achievements in the 800 metres, including two Olympic gold medals and three World Championships. Her victories include gold at the 2009 World Championships, the 2016 Olympics, and the 2017 World Championships, where she also won a bronze in the 1500 metres. She was later awarded gold medals for the 2011 World Championships and the 2012 Olympics following the disqualification of Mariya Savinova.

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Full Timeline Early Life & Education Career & Achievements Success & Recognition Challenges & Struggles Controversies & Scandals

September 2009: Coach Resigns and ASA President Admits to Testing

In September 2009, Caster Semenya's coach, Wilfred Daniels, resigned, feeling ASA did not advise her properly. ASA President Leonard Chuene admitted to having subjected Semenya to testing and lying about it.

2009: Sex Testing Controversy

Following Caster Semenya's victory at the 2009 World Championships, she was made to undergo sex testing, sparking controversy in the sporting world and in her home country of South Africa.

2009: Controversy Surrounding Sex Testing

In 2009, news broke that the IAAF requested sex testing for Caster Semenya before the World Championships 800 m final, leading to negative reactions and accusations of racism and imperialism.

2010: Testosterone-Suppressing Medication Intake

Caster Semenya claimed that testosterone-suppressing medication, which she had taken from 2010 to 2015, had made her feel "constantly sick" and caused her abdominal pain, and that the IAAF had used her as a "guinea pig" to test the medication's effects.

July 2015: Suspension of IAAF Policy on High Testosterone Levels

In July 2015, the IAAF policy on high natural levels of testosterone in women was suspended following the case of Dutee Chand v. Athletics Federation of India (AFI) & The International Association of Athletics Federations.

November 2015: World Anti-Doping Agency Recommended Savinova be Banned

In November 2015, the World Anti-Doping Agency recommended that Mariya Savinova and four other Russian athletes be given a lifetime ban for doping violations at the Olympics.

2015: Testosterone-Suppressing Medication Intake

April 2018: IAAF Announces New Rules

In April 2018, the IAAF announced new rules effective 8 May 2019 that applied to athletes with certain disorders of sex development (DSDs) that result in androgen sensitivity and testosterone levels above 5 nmol/L.

June 2018: Announces Legal Challenge to IAAF Rules

In June 2018, Caster Semenya announced that she would legally challenge the IAAF rules, calling them "discriminatory, irrational, [and] unjustifiable".

May 2019: Effective Date of IAAF Rules

2019: New IAAF Rules and Legal Challenges

In 2019, new IAAF (World Athletics) rules came into force requiring athletes like Caster Semenya with certain disorders of sex development (DSDs) to take medication to suppress testosterone levels to participate in certain women's events. Semenya refused and filed legal cases arguing the rules are discriminatory.

November 2023: Semenya's case referred to the Grand Chamber of the ECtHR

In November 2023, after a request from the Swiss government, Caster Semenya's case was referred to the Grand Chamber of the European Court of Human Rights (ECtHR) for a final ruling.

July 2025: Grand Chamber of the ECtHR upholds decision

On July 10, 2025, the Grand Chamber of the ECtHR upheld the 2023 decision of the Swiss Federal Tribunal, ruling that Semenya's appeal against World Athletics' regulations for athletes with differences of sexual development "had not been properly heard".