Global List of Ineligible Persons

The Athletics Integrity Unit has jurisdiction over International-Level Athletes and their Athlete Support Persons, World Athletics Officials and Member Federation Officials (limited to their dealings with World Athletics). On this page we publish a consolidated list of all persons serving a period of ineligibility in Athletics. This includes persons serving a period of ineligibility as a result of national level cases and decisions.

Latest sanctions for Doping and Non-Doping Violations

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Complete list of sanctions for Doping and Non-Doping Violations*

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*The list of currently suspended persons was last updated on 1 June 2026. Please note that it is intended for information only and should not be relied upon from a legal perspective.

Show all Doping Non-Doping
Name Date of Birth Nationality Role Sex Discipline 1 Discipline 2 Infraction Date Sanction Ineligibile Until Disqualification Period Infraction Type ADRV Rules ADRV Notes Description
NYOKAYE, Sammy Dismas 06/11/1994 KEN Athlete M Long Distance (3000m+) 04/06/2022 4 years ineligibility 24/07/2026 Since 16.03.25-12.05.25 Doping Presence
Use 		Exogeneous Steroids after IRMS (Testosterone, Androsterone, Etiocholanolone, 5αAdiol, 5βAdiol) In competition test, in CHN
NZAMANI, Ditiro 27/03/2003 BOT Athlete M Sprints (400m or less) 11/05/2022 3 years ineligibility 02/08/2026 Since 17.02.24-05.07.24 Doping Presence
Use 		Stanozolol In competition test, in BOT
OBRAZTSOV, Igor 12/03/2002 RUS Athlete M Sprints (400m or less) 11/06/2022 3 years ineligibility 02/08/2026 Since 17.06.23 Doping Presence
Use 		5-methylhexan-2-amine (1,4-dimethylpentylamine) In competition test, in All-Russian athletics competitions A.V. Ignatiev Memorial, Cheboksary, RUS
OBRUCHKOVA, Zinayida 24/01/1998 RUS Athlete F Middle Distance (800m-1500m) 08/07/2023 5 years ineligibility 07/08/2026 Since 27.10.24 Doping Presence
Use 		meldonium & trimetazidine In competition test, in The Russian Mountain Running Championship, RUS
ODUDURU, Divine 02/09/1997 NGR Athlete M Sprints (400m or less) 19/09/2019 6 years ineligibility 09/08/2026 Since 12.07.21-09.02.23 Doping Possession
Use 		Possession, Attempted Use Possession, Attempted Use
OGARKOV, Denis -- RUS Athlete M Sprints (400m or less) -- 4 years ineligibility 10/08/2026 Since 21.10.15-20.10.19 Doping Presence
Use 		Dehydrochloromethyltestosterone Out-of-competition test in RUS
KARAMVEER, Singh 17/07/1986 IND Athlete Support Personnel M Athlete Support Personnel 06/10/2024 6 years ineligibility 14/01/2027 Doping Administration Administration Administration
LI, Mengxiang 20/10/2001 CHN Athlete Support Personnel M Athlete Support Personnel 27/02/2024 Lifetime Ban Lifetime ban Doping Possession
Administration 		Possession, Administration Possession, Administration
LIU, Bao 18/06/1993 CHN Athlete Support Personnel M Athlete Support Personnel 25/04/2023 15 years ineligibility 06/09/2027 Doping Complicity Complicity Complicity
LU, Yajie 28/03/1975 CHN Athlete Support Personnel F 19/07/2024 Life Ban Lifetime ban Since 19.07.24 Doping Administration Administration
MURITALA, Hammed -- NGR Athlete Support Personnel M Athlete Support Personnel 12/05/2022 Lifetime Ban (2nd ADRV) Lifetime ban Doping Administration
Violation of the Prohibition of Participation During Ineligibility 		Administration & Violation of the Prohibition of Participation During Ineligibility Administration & Violation of the Prohibition of Participation During Ineligibility | Amended sanction & ADRV
CHANG, Weijie 09/09/1997 CHN Athlete Support Personnel M Athlete Support Personnel 08/06/2024 Lifetime Ban Lifetime ban Doping Possession Possession Possession
DU, Zhidan 11/10/1998 CHN Athlete Support Personnel M Athlete Support Personnel 25/02/2024 Lifetime Ban Lifetime ban Doping Administration
GUILLAUME, Claude 09/06/2001 FRA Athlete Support Personnel M Athlete Support Personnel 13/10/2024 4 years ineligibility 04/12/2026 Doping Tampering
Complicity 		Tampering, Complicity Tampering, Complicity
SKAFIDAS, George 01/01/1998 GRE Athlete Support Personnel M Athlete Support Personnel 22/10/2022 Lifetime ban Lifetime ban Doping Tampering
Possession
Trafficking
Administration 		Possession of a Prohibited Substance or a Prohibited Method, Trafficking or Attempted Trafficking in any Prohibted Substance or Prohibited Method, Administration or Attempted Administration to any Athlete of a Prohibited Substance/ or Method Tampering ; Possession of a prohibited substance; Trafficking, Administration of a prohibited substance
SUN, Qinghe 11/09/1987 CHN Athlete Support Personnel M Athlete Support Personnel 12/02/2023 Lifetime ban as from 23/10/17 Lifetime ban Doping Administration Administration or Attempted Administration to any Athlete of a Prohibited Substance/ or Method Administration of a prohibited substance
VOWELL, Michael 25/10/1986 USA Athlete Support Personnel M Athlete Support Personnel 28/04/2016 Lifetime Ban Lifetime ban Since 10.12.23 Doping Possession
Administration 		Possession, Administration Possession, Administration
YANG, Ming 23/01/1979 CHN Athlete Support Personnel M Athlete Support Personnel 13/05/2008 Lifetime Ban Lifetime ban Doping Trafficking
Administration 		Trafficking, Administration Trafficking, Administration
ZHANG, Shouku 15/01/1969 CHN Athlete Support Personnel M 05/03/2004 Lifetime ineligibility Lifetime ban Doping Administration Administration Administration
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