Incidents total 1371
| Name | Type | Date |
|---|---|---|
| Julich admission (Motorola) | Admission statement | 25/10/2012 |
| Julia positive 2 | Positive test | 06/10/2002 |
| Julia positive 1 | Positive test | 10/09/2002 |
| Juarez positive | Positive test | 09/09/1980 |
| Jordie arrest | Arrest | 02/03/2005 |
| Jones violation | Violation | 17/06/1999 |
| Joachim positive | Positive test | 25/06/2000 |
| Joachim acquitted | Appeal against sanction | 23/11/2000 |
| Jiménez positive | Positive test | 12/08/2009 |
| Jesus Vargas positive | Positive test | 16/05/1992 |
| Jaskula admission | Admission statement | 29/06/2007 |
| Järmann admission | Admission statement | 08/09/2000 |
| Janssen admission | Admission statement | 09/09/2017 |
| Janiszewski positive | Positive test | 11/08/2012 |
| Jalabert positive | Positive test | 22/07/1998 |
| Jakst positive | Positive test | 17/06/1980 |
| Jaksche suspension | Temporary suspension | 19/09/2007 |
| Jaksche admissions 2 | Admission statement | 30/06/2007 |
| Jaksche admissions 1 | Admission statement | 30/06/2007 |
| Jakobs positive | Positive test | 04/04/1991 |
