This is a sub-list from List of doping cases in sport representing a full list of surnames starting with Q.
| Name | Country | Event | Banned substance(s) | Reference(s) |
|---|---|---|---|---|
| Erkand Qerimaj |
 Albania
|
Weightlifting | Methylhexaneamine | |
| Qiu Suoren |
 China
|
Canoeing | ||
| Qiu Xiexion |
China
|
Weightlifting | ||
| Qu Jing |
China
|
Swimming | Clenbuterol | |
| Quim |
 Portugal
|
Football (soccer) | Nandrolone | |
| Mohammad Imran Qureshi |
 Pakistan
|
Bodybuilding | Nandrolone |