List of doping cases in sport (J)

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This is a sub-list from List of doping cases in sport representing a full list of surnames starting with J.

NameCountryEventBanned substance(s)Reference(s)
Shayna Jack Flag of Australia (converted).svg  Australia Swimming Ligandrol [1]
Mette Jacobsen Flag of Denmark.svg  Denmark Swimming Prednisolone, Prednisone [2]
Mahmoud Jadaan Flag of Syria (2025-).svg  Syria Swimming Metenolone [3]
Jörg Jaksche Flag of Germany.svg  Germany Cycling Erythropoietin (EPO) [4]
Laurent Jalabert Flag of France.svg  France Cycling Erythropoietin (EPO) [5]
Jiraporn Janchum Flag of Thailand.svg  Thailand Weightlifting Methandienone [6]
Paulo Bruno Janeiro Flag of Brazil.svg  Brazil Swimming Cannabis [7]
Michal Jarczak Flag of Poland.svg  Poland Gymnastics THC [8]
Daniel Jardemyr Flag of Sweden.svg  Sweden Ice hockey Amphetamine [9]
Sabri Jari Flag of Tunisia.svg  Tunisia SwimmingRefusal to submit to doping test [10]
Mohammed Jassim Flag of Iraq.svg  Iraq Weightlifting Cortisone [11]
Ernst Jean-Joseph Flag of Haiti.svg  Haiti Football (soccer) Phenmetrazine [12]
Leon Jeanne Flag of Wales (1959-present).svg  Wales Football (soccer) [13]
Genevieve Jeanson Flag of Canada (Pantone).svg  Canada Cycling Erythropoietin (EPO) [14]
Brian Dalgaard Jensen Flag of Denmark.svg  Denmark Cycling Erythropoietin (EPO) [15]
Knud Enemark Jensen Flag of Denmark.svg  Denmark Cycling Amphetamines [16]
Aubrey Jesseau Flag of Canada (Pantone).svg  Canada Canadian football Stanozolol [17]
Tomas Johansson Flag of Sweden.svg  Sweden Sport wrestling Anabolic steroids [18]
Therese Johaug Flag of Norway.svg  Norway Cross-country skiing Anabolic steroid Clostebol [19]
Ben Johnson Flag of Canada (Pantone).svg  Canada Sprinting Stanozolol [20]
Eddie Johnson Flag of the United States (23px).png  United States Basketball Cocaine [21]
Gea JohnsonFlag of the United States (23px).png  United States Athletics (Hept) Anabolic steroids [22]
Gea JohnsonFlag of the United States (23px).png  United States Weightlifting Epitestosterone [23]
Gea JohnsonFlag of the United States (23px).png  United States Cycling Modafinil [24]
Willie Johnston Flag of Scotland.svg  Scotland Football (soccer) Reactivan [25]
Harrison Jones Flag of the United States (23px).png  United States Diving Cannabis [7]
JaCoby Jones Flag of the United States (23px).png  United States BaseballNon-performance-enhancing drugs [26]
Roy Jones Jr. Flag of the United States (23px).png  United States Boxing Androstenedione (Banned substance by the IBF but available legally over-the-counter in the US at time of use) [27]
Ahmad Joughili Flag of Syria (2025-).svg  Syria Weightlifting Metandienone [6]
Alberto Jose Flag of the Dominican Republic.svg  Dominican Republic Weightlifting Methandienone, Dehydrochlormethyltestosterone [6]
Mi Naw Ju Flag of Myanmar.svg  Myanmar Weightlifting [6]
Rui Jorge Flag of Portugal (official).svg  Portugal Association football Budesonide (ban lifted due to Sporting CP's failure to notify authorities of his medical exemption) [28] [29]
Miguel Juarez Flag of Venezuela.svg  Venezuela Swimming Nandrolone [30]
Olivera Juric Flag of Bosnia and Herzegovina.svg  Bosnia and Herzegovina Weightlifting Metandienone [6]
Ladislav Jusko Flag of the Czech Republic.svg  Czech Republic Water polo Cannabis [31]

References

  1. ↑ "Shayna Jack: Australian swimmer tests positive for banned substance". 27 July 2019. Retrieved 27 July 2019.
  2. ↑ 2004 Doping Cases Report Archived 2010-06-18 at the Wayback Machine .
  3. ↑ "Three Swimmers Banned by FINA for Drug Violations". Swimmingworldmagazine.com. 20 May 2003. Archived from the original on 2013-01-05. Retrieved 2012-07-24.
  4. ↑ "cyclingnews.com". Autobus.cyclingnews.com. Archived from the original on 2012-07-01. Retrieved 2012-07-24.
  5. ↑ "Jalabert tests positive for EPO at 1998 Tour de France". cyclingnews.com. 24 June 2013.
  6. 1 2 3 4 5 Sanctioned athletes Archived 2014-04-07 at the Wayback Machine .
  7. 1 2 2011 Doping Cases Report Archived 2013-11-13 at the Wayback Machine .
  8. ↑ "Athletes' sanctions / Sanctions des athlètes" (PDF). Archived from the original (PDF) on 2013-03-06. Retrieved 2013-11-14.
  9. ↑ "Andra dopingfall inom svensk hockey | Hockey | Senaste nytt | HockeyExpressen - Elitserien, NHL och allsvenskan". Hockey.expressen.se. Archived from the original on 2012-07-09. Retrieved 2012-07-17.
  10. ↑ 2007 Doping Cases Report Archived 2010-06-18 at the Wayback Machine .
  11. ↑ "Iraqi lifter Jassim faces Games ban for prohibited drug use". ESPN. June 6, 2008. Retrieved 10 December 2014.
  12. ↑ "Sports - World Cup". CBC.ca. Archived from the original on 2012-06-30. Retrieved 2012-07-24.
  13. ↑ "Striker fails drug test". BBC News. 2001-11-10. Archived from the original on 2012-06-30. BBC Sport Retrieved on 24 April 2009
  14. ↑ "cyclingnews.com". Autobus.cyclingnews.com. Archived from the original on 2012-07-08. Retrieved 2012-07-24.
  15. ↑ AF Anders Fuglsang. "De dømte og de mistænkte" (in Danish). Politiken.dk. Archived from the original on 2008-10-03. Retrieved 2012-07-24.
  16. ↑ "Drugs in sport: a brief history". The Guardian. London. Archived from the original on 2012-06-30. Retrieved 2010-05-08.
  17. ↑ "Waterloo football player makes doping history". The Globe and Mail . 2010-09-08. Archived from the original on 2021-04-07.
  18. ↑ "Sidan kunde inte hittas" (in Swedish). Archived from the original on November 26, 2002.
  19. ↑ "Anti-doping – cross-country skiing the court of arbitration for sport (CAS) decision in the case of Therese Johaug: 18-month suspension" (PDF). Archived from the original (PDF) on 2017-08-22.
  20. ↑ Johnson, William Oscar; Moore, Kenny (October 3, 1988). "The Loser". Sports Illustrated. Retrieved August 21, 2023.
  21. ↑ Cooper, Barry (December 6, 1987). "Drugs, Personal Problems Slowing Fast Eddie's Career Down". Orlando Sentinel . Archived from the original on December 16, 2019. Retrieved July 26, 2025.
  22. ↑ "Former Heptathlon Champ Seeks Reinstatement from Steroid Suspension". Associated Press .
  23. ↑ "Bobsledder Johnson Has 2 Suspensions". Los Angeles Times . 9 April 2002.
  24. ↑ "Gea Johnson Receives Doping Sanction| U.S. Anti-Doping Agency". 2017-07-07.
  25. ↑ Soccer-media.com Archived September 29, 2011, at the Wayback Machine
  26. ↑ McCosky, Chris (January 23, 2016). "Tigers give show of faith to suspended JaCoby Jones". The Detroit News . Retrieved June 8, 2025.
  27. ↑ Kieran MulvaneyBoxingArchive (2007-03-01). "ESPN - Boxing does not escape the specter of steroids". ESPN. Archived from the original on 2012-06-30. Retrieved 2012-07-24.
  28. ↑ "Rui Jorge tests positive". UEFA. 23 April 2004. Retrieved 19 September 2019.[ dead link ]
  29. ↑ "Jorge cleared for Euro 2004". BBC Sport. 17 May 2004. Retrieved 19 September 2019.
  30. ↑ 2001 Doping Cases Report Archived 2010-06-18 at the Wayback Machine
  31. ↑ 2008 Doping Cases Report Archived 2010-06-18 at the Wayback Machine .
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