This is a sub-list from List of doping cases in sport representing a full list of surnames starting with W.
| Name | Country | Event | Banned substance(s) | Reference(s) |
|---|---|---|---|---|
| Graham Wagg |
 England
|
Cricket | Cocaine | |
| Wakakirin Shinichi |
 Japan
|
Sumo wrestling | Cannabis | |
| Wakanohō Toshinori |
 Russia
|
Sumo wrestling | Cannabis | |
| Vinicius Waked |
 Brazil
|
Swimming | Furosemide | |
| Achim Walcher |
 Austria
|
Cross-country skiing | Blood transfusion | |
| Alexander Walke |
 Germany
|
Football (soccer) | cannabis | |
| Libor Walzer |
 Czech Republic
|
Weightlifting | Methylhexanamine | |
| Wang Hongni |
 China
|
Triathlon | ||
| Wang Luna |
China
|
Swimming | Triamterene | |
| Wang Wei |
China
|
Swimming | Clenbuterol | |
| Wang Xiapeng |
China
|
Shooting | ||
| Wang Yan |
China
|
Cycling | ||
| Manju Wanniarachchi |
 Sri Lanka
|
Boxing | Nandrolone | |
| Shane Warne |
 Australia
|
Cricket | Diuretics | |
| Joe Warren |
 United States
|
Wrestling | Cannabis | |
| Jack Warrington |
England
|
Rugby union | Methylhexaneamine | |
| Claudell Washington |
United States
|
Baseball | Cocaine | |
| Eric Watts |
United States
|
Swimming | Methylphenidate | |
| Wei Kun |
China
|
Swimming | Formoterol | |
| Wes Welker |
United States
|
American football | Amphetamine (MDMA) | |
| Anthony West |
Australia
|
Motorcycle racing | Methylhexanamine | |
| Stig Wetzell |
 Finland
|
Ice hockey | Ephedrine | Stig Wetzell#1974 Doping Controversy |
| Matt White |
Australia
|
Cycling | ||
| Dillian Whyte |
 United Kingdom
|
Boxing | Methylhexaneamine | |
| Yanina Wickmayer |
 Belgium
|
Tennis | Missed test | |
| LB Wijeratne |
Sri Lanka
|
Swimming | Prednisone, Prednisolone | |
| Mats Wilander |
 Sweden
|
Tennis | Cocaine | |
| Michał Wilk |
 Poland
|
Powerlifting | (in Norwegian) | |
| Ricky Williams |
United States
|
American football | Cannabis, other drugs | |
| Craig Windsor |
United Kingdom
|
Boxing | Anabolic steroids | |
| George Winston |
United Kingdom
|
Weightlifting | Anabolic steroids | |
| Qyntel Woods |
United States
|
Basketball | Indian cannabis | (in Greek) |
| Jesper Worre |
 Denmark
|
Cycling | Amineptine | |
| Dan Wu |
China
|
Weightlifting | ||
| Wu Yanyan |
China
|
Swimming |