Doping Ban Record

Doping cases: the ban, the appeal, and when it ends

36 anti-doping cases across 16 sports, including athletes who were cleared or had bans reduced, each sourced to the deciding authority. 18 ban ended · 13 serving ban · 4 cleared · 1 under appeal.

Tiruye MesfinAthletics (marathon) · EthiopiaServing ban3 years (four years reduced by one year for early admission and acceptance) until 9 August 2029Nick KyrgiosTennis · AustraliaBan ended1 month (reduced from the default three months after he entered an ITIA approved treatment programme) until 3 September 2026Marketa VondrousovaTennis · Czech RepublicUnder appeal4 years until 21 June 2030Gudaf TsegayAthletics (middle and long distance) · EthiopiaBan ended4 months (No Significant Fault or Negligence) until 30 September 2026Erriyon KnightonAthletics (sprint) · United StatesServing ban4 years (CAS, 12 September 2025). The first instance tribunal had imposed no ineligibility.Tara MooreTennis · United KingdomServing ban4 years (CAS, 15 July 2025). The first instance tribunal had imposed no ineligibility.Diribe Welteji KejelchaAthletics (middle distance) · EthiopiaServing ban2 years (imposed by CAS on appeal) until 30 June 2027Boris CespedesFootball · BoliviaBan ended2 years (FIFA, 7 August 2025), reduced to 15 months by CAS (8 June 2026)Ruth ChepngetichAthletics (marathon) · KenyaServing ban3 years (four years reduced by one year for early admission and acceptance under ADR 10.8.1)Kibiwott KandieAthletics (road running) · KenyaServing ban7 years (eight years reduced by one year for early admission) until 13 March 2032Jannik SinnerTennis · ItalyBan ended3 months (agreed with WADA in February 2025). The first instance tribunal had imposed no period of ineligibility. Ends 4 May 2025.Max PurcellTennis · AustraliaBan ended18 months (accepted, with a 25 percent reduction for co-operation) until 11 June 2026Iga SwiatekTennis · PolandBan ended1 month until 4 December 2024Paul PogbaFootball · FranceBan ended4 years and a fine of EUR 5,000 at first instance (28 February 2024), reduced by CAS to 18 months with the fine cancelled (7 October 2024)Miguel Angel LopezCycling · ColombiaServing ban4 years until 24 July 2027Mikael YmerTennis · SwedenBan ended18 months (CAS, 17 July 2023). The first instance tribunal had imposed no sanction.Mario VuskovicFootball · CroatiaServing ban2 years at first instance (30 March 2023), increased to 4 years by CAS (27 August 2024)Lyu XiaojunWeightlifting · ChinaServing ban4 years until 29 October 2026Simona HalepTennis · RomaniaBan ended4 years at first instance (September 2023), reduced to 9 months by CAS (March 2024) until 6 July 2023Diana KipyokeiAthletics (marathon) · KenyaServing ban6 years (treated as one first violation, with aggravating circumstances under Rule 10.4)Kamila ValievaFigure skating · RussiaBan ended4 years (CAS, 29 January 2024)Blessing OkagbareAthletics (sprint) · NigeriaServing ban10 years (five years for presence and use of multiple prohibited substances and five years for refusal to co-operate)Salwa Eid NaserAthletics (sprint) · BahrainBan ended2 years (CAS, 30 June 2021). The first instance tribunal had found no violation.Shelby HoulihanAthletics (middle distance) · United StatesBan ended4 years until January 2025Oleg VerniaievGymnastics · UkraineBan ended4 years at first instance (12 July 2021), reduced to 2 years by CAS (14 March 2023)Christian ColemanAthletics (sprint) · United StatesBan ended2 years at first instance (2020), reduced to 18 months by CAS (16 April 2021)Sun YangSwimming · ChinaBan ended8 years (CAS, February 2020, later set aside), then 4 years and 3 months (CAS retrial, June 2021)Wilson KipsangAthletics (marathon) · KenyaBan ended4 yearsShayna JackSwimming · AustraliaBan ended2 years (CAS Oceania Registry, 16 November 2020, upheld on appeal 16 September 2021)Asbel KipropAthletics (middle distance) · KenyaBan ended4 yearsKoki IkedaAthletics (race walking) · JapanCleared4 years at first instance (February 2025), set aside by CAS (October 2026)Norah JerutoAthletics (long distance) · KazakhstanClearedNoneRhonex KiprutoAthletics (road running) · KenyaServing ban6 years at first instance (28 May 2024), reduced to 5 years by CAS (16 April 2026)Ruti AgaAthletics (marathon) · EthiopiaServing ban6 years (two years for presence and use, four years for tampering)Tobi AmusanAthletics (hurdles) · NigeriaClearedNoneYsaora ThibusFencing · FranceClearedNone

How sanctions work

Strict liabilityStandard ban lengths under the WADA CodeProvisional suspensionsHow CAS appeals workContamination and no fault casesWhere to check a sanction