List of doping cases in sport (N)

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

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Name	Country	Event	Banned substance(s)	Reference(s)
Caba Nadj	Serbia	Weightlifting	Methandienone	[1]
Ammar Naji	Yemen	Weightlifting	Metandienone, Stanozolol, Hydroxystanozolol	[1]
Kazuhiro Nakamura	Japan	Mixed martial arts	Cannabis	[2]
Bayarmaa Namkhaidorj	Mongolia	Weightlifting	Methylhexaneamine	[1]
Sireli Naqelevuki	Fiji	Rugby union	Cannabis	[3]
Dion Nash	New Zealand	Cricket	Cannabis	[4]
Ramin Nasri	Iran	Swimming	Betamethasone	[5]
Samir Nasri	France	Football (soccer)	Excessive intravenous therapy	[6]
Paweł Nastula	Poland	Mixed martial arts	Nandrolone	[7]
Andris Naudužs	Latvia	Cycling	Anabolic steroid	[8] (in Latvian)
Rostyslav Naumchyk	Ukraine	Water polo	Cannabis	[9]
Ryan Napoleon	Australia	Swimming	Formoterol	[10]
Peter Nemeth	Hungary	Weightlifting	Metandienone	[1]
Pavel Nesterenko	Russia	Powerlifting		[11]
Marek Nesvacil	Czech Republic	Volleyball	Cannabinoids	[12]
Moisés Dueñas Nevado	Spain	Cycling	Erythropoietin (EPO)	[13]
Hernâni Neves	Portugal	Football (soccer)	Cocaine	[14]
Vania Neves	Portugal	Swimming	Prednisone	[15]
Ryan Newport	United States	Tennis		[16]
Shaun Newton	England	Football (soccer)	Cocaine	[17]
Terry Newton	United Kingdom	Rugby	HGH	[18]
Lars Brian Nielsen	Denmark	Cycling	Caffeine	[19]
Mark Nielsen	New Zealand	Tennis	Finasteride	[20]
Ivan Nieto Agundiz	Mexico	Weightlifting	Nandrolone	[1]
Josefi Nikola	Czech Republic	Weightlifting		[1]
Pornilai Nilpetch	Thailand	Weightlifting	Methandienone	[1]
Patrik Nilson	Sweden	Ice hockey	Nandrolon	[21]
Ulf Nilsson	Sweden	Ice hockey	Ephedrine	[22]
J. Nithiyanandan	India	Swimming	Stanozolol	[23]
Carola Nitschke	East Germany	Swimming	Anabolic steroids (self-admitted)	[24]
Sangov Nizom	Tajikistan	Weightlifting	Methylhexaneamine	[1]
Alexandre Nogueira	Brazil	Mixed martial arts	Boldenone	[25]
Abdul Noori	Afghanistan	Weightlifting	T/E 14,6, Clostebol, Methylhexamine	[1]
Franny Norton	England	Horse racing	Metabolite of cocaine	[26]
Anosheravan Nourian	Iran	Boxing	Ephedrine	[27] [ failed verification ]
Karel Nováček	Czech Republic	Tennis	Cocaine	[28]
Jan Novak	Czech Republic	Water polo	Cannabis	[23]
Nikita Novikov	Russia	Cycling	Selective Androgen Receptor Modulators	[29]
Joseph N'Sima	France	Basketball	Ephedrine	[30]
Kanayut Nuchcharpenpol	Thailand	Weightlifting	Methandienone	[1]
Daniel Núñez	Cuba	Weightlifting	Anabolic steroids	[31]
Vanessa Nunez	Venezuela	Weightlifting	Metandienone	[1]
Taylan Nurcan	Turkey	Weightlifting	Methandienone	[1]
Nzubechi Grace Nwokocha	Nigeria	Track and Field	Ostarine and Ligandrol	[32]
Ebba Nyberg	Sweden	Swimming	1,4,6-trien-3, 17dion	[9]
Johan Nystrom	Finland	Weightlifting	Metandienone	[1]

References

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27. "Athlete profile for Jonathan Nsenga". Iaaf.org. Archived from the original on 2013-04-15. Retrieved 2013-03-01.
28. "ESPN - Hingis claims innocence after positive test for cocaine - Tennis". Sports.espn.go.com. 2007-11-03. Archived from the original on 2012-07-28. Retrieved 2012-07-24.
29. "Russian Cyclist Novikov Tests Positive For Doping". KOLO. 2013-06-07. Retrieved 2013-06-09.
30. "Ulriken-spiller utestengt" (in Norwegian Bokmål). austagderblad.no. 2006-01-16. Archived from the original on 2012-06-30. Retrieved 2012-07-24.
31. "4 Lifters Lose Medals For Use Of Steroids". The New York Times. 1983-08-23. Archived from the original on 2012-12-08. Retrieved 2010-05-08.
32. "Commonwealth gold medallist Nwokocha provisionally suspended for doping". Reuters. 3 September 2022. Retrieved 5 September 2022.