Abdul Manaf Umar Gumah ƙwararren ɗan wasan Ghana ne wanda ke taka leda a matsayin ɗan wasan tsakiya na ƙungiyar ƙwallon ƙafa ta Ghana ta Accra Hearts of Oak. Manaf ya fara aikin sa ne da Accra Hearts na karamar ƙungiyar Oak Auroras FC wanda ke buga gasar rukuni-rukuni na Ghana . A watan Janairun 2019, mai horar da Kim Kim Grant ya inganta shi yayin da ya sanya hannu kan kwantiraginsa na kwararru na farko don Hearts of Oak gabanin Gasar Musamman ta Gama Normalization ta 2019 . A watan Yulin 2019, ya tsawaita kwantiragi da kulob din. "The ultimate 18-team Ghana Premier League season guide 2020/21 - MyJoyOnline.com". www.myjoyonline.com (in Turanci). Retrieved 2021-02-17. "Umar Abdul Manaf - Soccer player profile & career statistics - Global Sports Archive". globalsportsarchive.com. Retrieved 2021-03-12. "2020/21 Ghana Premier League: Abdul Umar Manaf wins Man of the Match Award in Hearts heavy win against Bechem United". GhanaSoccernet (in Turanci). 2021-01-02. Retrieved 2021-03-12. "Hearts star Manaf Umar happy with 'important' victory over Bechem United". GhanaSoccernet (in Turanci). 2021-01-04. Retrieved 2021-03-12.