<!--Please only add people to this list IF you can provide a sound reference (per WP:CITE) to their suspension by a sporting body (an international governing body, a national federation, or a professional league), the outcome of a legal case, or their public admission.-->
The following is an incomplete list of sportspeople who have been involved in doping offences. It contains those who have been found to have, or have admitted to having, taken illegal performance-enhancing drugs, prohibited recreational drugs or have been suspended by a sports governing body for failure to submit to mandatory drug testing.
Horses
{| class="wikitable sortable sticky-header"
|- style="background:#ccf; class=;"sortable"
!Horse
!Rider
!Country
!Banned substance(s)
!Reference(s)
|-
|ABC Landliebe
|Florent Gilbert
|
|Fluphenazine, Guanabenz
|
|-
|Camiro
|Tony André Hansen
|
|Capsaicin
|
|-
|Castle Forbes Maike
|Jessica Kurten
|
|Etoricoxib
|
|-
|Chupa Chup
|Bernardo Alves
|
|Nonivamide
|
|-
|Coster
|Christian Ahlmann
|
|Capsaicin
|
|-
|Lantinus
|Denis Lynch
|
|Capsaicin
|
|-
|Waterford Crystal (horse)|Waterford Crystal
|Cian O'Connor
|
|Fluphenazine, Zuclopenthixol
|