List of doping cases in sport (O)

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

• A
• B
• C
• D
• E
• F
• G
• H
• I
• J
• K
• L
• M
• N
• O
• P
• Q
• R
• S
• T
• U
• V
• W
• X
• Y
• Z

Name	Country	Event	Banned substance(s)	Reference(s)
Kirk O'Bee	United States	Cycling	Testosterone	[1]
Chiedozie Offiah	United Kingdom	Basketball	Test tampering	[2]
Stuart O'Grady	Australia	Cycling	EPO (Self admit)	[3]
Reza Ojagh	Iran	Swimming	Nandrolone	[4]
Mirela Olczak	Poland	Swimming	Methylhexaneamine	[5]
Olena Olefirenko	Ukraine	Rowing		[6]
Ruslan Oleksenko	Ukraine	Wrestling	THC	[7]
Andrey Oleynik	Ukraine	Swimming	Cannabis	[8]
Jacques Oliger	Chile	Weightlifting		[9]
Achiliev Olimbeck	United Arab Emirates	Weightlifting	Metandienone	[10]
Victor Felipe Silveira Oliveira	Brazil	Volleyball	Steroids	[11]
Larry Olubamiwu	United Kingdom	Boxing		[12]
Naiij Omid	Iran	Weightlifting	Metandienone	[10]
Esther Omosehin	Nigeria	Swimming	Ephedrine	[13]
Qazi Onik	Bangladesh	Cricket	Methamphetamine	[14]
Nathan O'Neill	Australia	Cycling	Phentermine	[15]
Elizabeth Onuah	Nigeria	Weightlifting	Hydrochlorothiazide, Amiloride	[10]
Oo Mya Sanda	Myanmar	Weightlifting	Metabolite	[16]
Niusila Opeloge	Samoa	Weightlifting		[10]
Omar Ortiz	Mexico	Football (soccer)	Oxymetholone, masteron	[17]
Michal Orzechowski	Poland	Wrestling	THC	[7]
Ronnie O'Sullivan	England	Snooker	Cannabis	[18]
Bilal Othman	Syria	Weightlifting		[10]
Bilikis Otunla	Nigeria	Weightlifting	Nandrolone	[10]
Abdelkrim Ouakali	Algeria	Wrestling	Furosemide	[19]
Ouyang Kunpeng	China	Swimming	Clenbuterol	[20]
Artem Ovechkin	Russia	Cycling		[21]
Alistair Overeem	Netherlands	MMA and Kickboxing	Testosterone- Epitestosterone	[22]
Mita Overvliet	Netherlands	Weightlifting	Norandrosterone, Furosemide	[10]

References

1. "USADA - What We Do: Results Management - Sanctions". Usantidoping.org. Archived from the original on October 2, 2009. Retrieved 2012-07-24.
2. 120725 14/08/12 UK Anti-Doping vs Kofi Danso & Chiedozie Offiah Archived 2013-11-13 at the Wayback Machine
3. "Stuart O'Grady admits to doping before the 1998 Tour de France". ABC News. ABC News (Australia). 24 July 2013. Retrieved 2013-11-11.
4. "Three Swimmers Banned by FINA for Drug Violations". Swimmingworldmagazine.com. Archived from the original on 2013-01-05. Retrieved 2012-07-24.
5. 2011 Doping Cases Report Archived 2013-11-13 at the Wayback Machine .
6. "Doping cases at the Athens Games - Olympic news- nbcsports.msnbc.com". MSNBC. 2004-08-29. Archived from the original on 2013-01-04. Retrieved 2012-07-24.
7. Sanctions for doping & Disciplinary sanctions ^{[ permanent dead link ]}.
8. "FINA DOPING PANEL DECISION". Archived from the original on 2005-10-17. Retrieved 2013-08-20.
9. "11 Lifters Banned From Olympics". The New York Times. 1983-10-23. Archived from the original on 2012-06-30. Retrieved 2010-05-08.
10. Sanctioned athletes Archived 2013-03-27 at the Wayback Machine .
11. 2009-2011 Anti-Doping Rule Violations.
12. "Boxer Craig Windsor banned from the sport for three years after admitting to steroid use". The Daily Telegraph . Archived from the original on 2015-09-26.
13. 2006 Doping Cases Report Archived 2010-06-18 at the Wayback Machine
14. "Qazi Onik banned for two years for failing dope test". ESPNCricinfo. 26 July 2020. Retrieved 23 November 2023.
15. "www.cyclingnews.com - the world centre of cycling". Autobus.cyclingnews.com. Archived from the original on 2012-07-01. Retrieved 2012-07-24.
16. "Xinhuanet - English". News.xinhuanet.com. Archived from the original on 2012-06-30. Retrieved 2012-07-24.
17. "Mexican goalkeeper banned for two years". FourFourTwo. 2010-05-10. Archived from the original on 2012-07-12. Retrieved 2012-07-17.
18. "Bad Boys: Ronnie O'Sullivan". BBC News. 2003-05-07. Archived from the original on 2012-06-30. Retrieved 2010-05-08.
19. "Dopage: Hichem Chaabane (cyclisme) et Abdelkrim Ouakali (lutte) suspendus quatre ans" (in French). www.huffpostmaghreb.com. August 24, 2015. Retrieved October 22, 2019.
20. http://canadianpress.google.com/article/ALeqM5g525WR5B_vavIuSs3uUS97D5_9qA . Retrieved November 15, 2013.{{cite web}}: Missing or empty |title= (help)^{[ dead link ]}
21. Rusvelo team hit by three positive tests at Russian national championships Archived 2013-12-03 at the Wayback Machine .
22. "Alistair Overeem Tests Positive For Steroids; Dana White Furious". Fightofthenight.Com. 2012-04-04. Archived from the original on 2013-01-23. Retrieved 2012-07-24.