Florence Ekpo-Umoh (an haife ta 27 Disamba 1977 a Legas ) ƴar Najeriya da Jamus ce da ta yi tsere, wacce ta kware a mita 400 . An dakatar da ita daga yin gasa ta tsawon shekaru biyu saboda ta Ammaru da ƙwayoyi. Ekpo-Umoh ta fafata ne a karo na ƙarshe don ƙasarta ta haihuwa Nigeria a 1994 World Junior Championship. Ta sauya sheƙa zuwa Jamus a 1995 yayin wani sansanin horo a can, ta auri mai koyar da ita Bajamushe a 1998 kuma ta karɓi takardar zama ƴar ƙasa a 2000. Tun 1998, ta wakilci kungiyar wasanni ta USC Mainz . A cikin 2003, an sami Ekpo-Umoh da laifin yin amfani da kwayar stanozolol . An gabatar da samfurin ne a ranar 24 ga Janairun 2003 a gwajin da ba a gasar ba a Afirka ta Kudu. An dakatar da ita daga wasanni har zuwa Maris 2005. Lokaci mafi kyau nata shine sakan 51,13, wanda aka cimma a watan Yunin 2001 a Stuttgart . "Grimes fails drugs test". BBC. 2003-08-13. Retrieved 2007-09-14.