| NAME | COUNTRY | EVENT | DATE | VIOLATION | SANCTION |
| Folashade Abugan | Nigeria | Sprinting | 2010 | Testosterone prohormone | 2 years |
| Tosin Adeloye | Nigeria | Sprinting | 2012 | Metenolone Exogenous steroids | 2 years |
| Funke Adeoye | Nigeria | Hammer Throw | 2007 | Ephedrine | Public Warning |
| Chioma Ajunwa | Nigeria | Long jump/Sprint | 1992 | Not Stated | 4 years |
| Anthony Alozie | Australia | Sprinting | 2013 | 3 Whereabouts Failures | 20 months |
| Chinaza Amadi | Niger | Long jump | 2015 | Metenolone | 4 years |
| Gloria Amuche Nwosu | Nigeria | Sprinting | 2005 | Testosterone | 2 years |
| Innocent Asonze | Nigeria | Sprinting | 1999 | Not Stated | Not Stated |
| Olutoyin Augustus | Nigeria | Hurdles | 2009 | Abnormal testosterone levels | 2 years |
| Vivian Chukwuemeka | Nigeria | Shot put /Discus | 2009 | Oxymetholone Stanozolol | 2 years |
| Vivian Chukwuemeka | Nigeria | Shot put /Discus | 2012 | Oxymetholone Stanozolol | Life ban |
| Clement Chukwu | Nigeria | Sprinting | 1992 | Not Stated | 4 years |
| Daniel Effiong | Nigeria | Sprinting | 1995 | Methyltestosterone/Ephedrine | 4 years |
| Florence Ekpo-Umoh | Germany | Sprinting | 2003 | Stanozolol | 2 years |
| Florence Ekpo-Umoh | Germany | Sprinting | 2003 | Stanozolol | 2 years |
| Christy Ekpukhon | Nigeria | Sprinting | 2008 | Metenolone | 2 years |
| Davidson Ezinwa | Nigeria | Sprinting | 1996 | Ephedrine hCG | 3 months |
| Davidson Ezinwa | Nigeria | Sprinting | 1999 | Ephedrine hCG | 2 years |
| Osmond Ezinwa | Nigeria | Sprinting | 1996 | Ephedrine | 3 months |
| Cecilia Francis | Nigeria | Sprinting | 2013 | Metenolone | 1 year |
| Samson Idiata | Nigeria | Long jump | 2015 | Clenbuterol | 4 years |
| Chidi Imoh | Nigeria | Sprinting | 1994 | Not Stated | 4 years |
| Gloria Ubiebor | Nigeria | Sprinting | 2009 | Metenolone/Ephedrine | 2 years |
| Bola Gee Lawal | Nigeria | Sprinting | 2010 | Methandienone | 2 years |
| Deborah Odeyemi | Niger | Sprinting | 2015 | Metenolone | 4 years |
| Amaka Ogoegbunam | Nigeria | Sprinting | 2009 | Metenolone | 3 years |
| Femi Ogunode | Qatar | Sprinting | 2011 | Clenbuterol | 2 years |
| Christine Ohuruogu | Great Britain | Sprinting | 2006 | 3 whereabouts failures | 1 year |
| Aham Okeke | Norway | Sprinting | 1994 | Pseudoephedrine | 30 months |
| Aham Okeke | Norway | Sprinting | 2006 | Testosterone | Life ban |
| Samuel Okon | Nigeria | Hurdling | 2010 | Methylhexanamine | 2010 |
| Omolara Omotosho | Nigeria | Sprinting | 2009 | Metenolone | 2 years |
| Mary Onyali-Omagbemi | Nigeria | Sprinting | 1996 | Ephedrine | 3 months |
| Josephine Onyia | Spain | Hurdling | 2008 | Methylhexaneamine | 2 years |
| Josephine Onyia | Spain | Hurdling | 2011 | Clenbuterol | 2 years |
| Charity Opara | Nigeria | Sprinting | 1992 | Not Stated | 4 years |
| Oludamola Osayomi | Nigeria | Sprinting | 2010 | Methylhexaneamine | Not Stated |
| Lawretta Ozoh | Nigeria | Sprinting | 2012 | Stanozolol | 2 years |
SYNTHESISED FROM WIKIPEDIA BY THENEWSGIANT