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 December 2025. 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
KIPRUGUT KOSGEY, Martin 21/03/1989 KEN Athlete M Long Distance (3000m+) 30/05/2023 4 years ineligibility -- Since 30.05.23 Doping Presence
Use
methoxy polyethylene glycol-epoetin beta (CERA) Out-of-competition test, in KEN
KIPRUTO, Mike 08/09/2001 KEN Athlete M Long Distance (3000m+) 22/05/2022 4 years ineligibility -- Since 22.05.22 Doping Presence
Use
19-norandrosterone In competiton test, Maratonina del Mare, Pescara, ITA
KIPTOO BIWOTT, Shadrack 19/02/1985 USA Athlete M 25/01/2024 4 years ineligibility -- Since 25.01.24-23.02.24 Doping Presence
Use
Erythropoietin (EPO) Out-of-competition test, in USA
KIPTOO, Erick 15/11/1996 KEN Athlete M Long Distance (3000m+) 08/01/2023 4 years ineligibility -- Since 08.01.23 Doping Presence
Use
19-norandrosterone In competition test, in KEN
KIPTUM, Ayub 04/05/1995 KEN Athlete M Jumps 21/10/2023 3 years ineligibility -- Since 21.10.23 Doping Presence
Use
Exogenous Steroids after IRMS (Testosterone, 5aAdiol, 5bAdiol, Androsterone, Etiocholanolone) In competiton test, at TotalEnergies Bilbao Night Half Marathon, Bilbao, ESP
KIRUI, Felix 08/04/1986 KEN Athlete M Long Distance (3000m+) 04/05/2025 2 years ineligibility -- Since 04.05.25 Doping Presence
Use
Triamcinolone acetonide In competition test at Durban International Marathon, Durban, RSA
KIRULKAR, Pradhan 03/10/2002 IND Athlete M Long Distance (3000m+) 15/12/2024 3 years ineligibility -- Since 15.12.24 Doping Presence
Use
Meldonium In competition test, at Bajaj Alianz Pune Half Marathon, IND
KISORIO, Hosea Kimeli 22/11/1990 KEN Athlete M Long Distance (3000m+) 08/10/2023 3 years ineligibility -- Since 08.10.23 Doping Presence
Use
erythropoietin (EPO) In competiton test, at Zagreb Marathon, Zagreb, CRO
KISORIO, Mathew -- KEN Athlete M Long Distance (3000m+) -- 4 years ineligibility -- Since 01.01.22 Doping Whereabouts Failures 3 Whereabouts Failures within 12 months 3 Whereabouts Failures within 12 months
KNIGHTON, Erriyon 29/01/2004 USA Athlete M Sprints (400m or less) 26/03/2024 4 years ineligibility -- Since 26.03.24 Doping Presence
Use
Epitrenbolone Out-of-competition test, in USA
KOKOSHKO, Roman 16/08/1996 UKR Athlete M Shot Put Throws 29/10/2024 22 months ineligibility -- Since 29.10.24-20.12.24 Doping Whereabouts Failures 3 Whereabouts Failures within 12 Months 3 Whereabouts Failures within 12 Months
KOMAROV, German -- RUS Athlete M -- 8 years ineligibility -- Since 09.11.17 Doping Evasion
Refusal and or Failure to Submit
Evasion OOC, Sochi RUS
KONGA, Roncer Kipkorir 16/12/1994 KEN Athlete M Long Distance (3000m+) 29/12/2024 3 years ineligibility -- Since 29.12.24-16.06.25 Doping Presence
Use
Exogenous Steroids after IRMS (Testosterone, Androsterone, 5αAdiol, 5βAdiol) Out-of-competition test, in KEN
KONIARAKIS, Giorgos 07/02/1999 CYP Athlete M Throws 30/06/2024 3 years ineligibility -- Since 30.06.24 Doping Presence
Use
19-norandrosterone, Exogenous Steroids after IRMS (5αAdiol, Androsterone, 5βAdiol, Etiocholanolone), 19-norandrosterone In competiton test, at Cyprus Championships, Nicosia, CYP
KONOPKA, Mikulas 23/01/1979 SVK Athlete M Shot Put Throws 13/05/2008 Lifetime ban (2nd ADRV) Lifetime ban Since 13-05-08 Doping Presence
Use
Methandienone Out-of-competition test, Zeliezovce, Slovakia
KOROS, Collins 27/12/1990 KEN Athlete M Long Distance (3000m+) 10/12/2022 4 years ineligibility -- Since 10.12.22 Doping Presence
Use
19-norandrosterone In competiton test, in KEN
KORZEIE, Pezhman 20/03/1991 IRI Athlete M Long Distance (3000m+) 16/12/2022 3 years ineligibility -- Since 16.12.22 Doping Presence
Use
Erythropoietin (EPO) In competiton test, at at National league, Teheran, IRI
KOSGEI, Henry Cheruiyot 01/11/1983 KEN Athlete M Long Distance (3000m+) 07/12/2019 Lifetime ban Lifetime ban Since 07.12.19 Doping Presence
Use
Violation of the Prohibition of Participation During Ineligibility
Methylprednisolone & Violation of the Prohibition of Participation During Ineligibility In competition test, Mini Marathon de Yaoundé, Yaoundé, CMR
KOSGEI, Japheth 01/01/1988 KEN Athlete M Long Distance (3000m+) 05/11/2023 2 years ineligibility -- Since 05.11.23 Doping Presence
Use
triamcinolone acetonide In competiton test, at Athlétisme / Course de fond - Marathon des Alpes-Maritimes NICE - CANNES
KOSGEY, Victor 22/03/1988 KEN Athlete M Long Distance (3000m+) 27/11/2022 3 years ineligibility -- Since 27.11.22 Doping Presence
Use
Salbutamol greater than the Decision Limit (The concentration level in the Sample is 2.64 µg/mL) &Trimetazidine In competiton test, in KEN
KOSIMBEI, Nicholas Mboroto 01/10/1996 KEN Athlete M Long Distance (3000m+) 26/02/2023 3 years ineligibility -- Since 26.02.23 Doping Presence
Use
Trimetazidine In competiton test, at Publix Atlanta Half Marathon, Atlanta, USA
KOVAL, Vasyl 11/11/1989 UKR Athlete M Middle Distance (800m-1500m) 03/09/2023 4 years ineligibility -- Since 03.09.23 Doping Presence
Use
Meldonium In competition test, at Ukrainian Half Marathon Championships, Lviv, UKR
KOVALENKO, Nazar 09/02/1987 UKR Athlete M Long Distance (3000m+) 12/02/2022 8 years ineligibility (2nd ADRV) -- Since 12.02.22 Doping Presence
Use
Stanozolol Out-of-competition test, in Antalya, TUR
KOVALENKO, Velin 08/01/1995 BUL Athlete M Sprints (400m or less) 02/08/2025 4 years ineligibility -- Since 02.08.25 Doping Evasion
Refusal and or Failure to Submit
Evasion,Refusal and or Failure to Submit Evasion,Refusal and or Failure to Submit
KRAMPINIT, Methasit 01/10/2004 THA Athlete M Sprints (400m or less) 18/08/2023 2 years ineligibility -- Since 18.08.23 Doping Presence
Use
Carboxy-THC greater than the Decision Limit In competiton test, in Kanchanaburi, THA
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