Abubakar Suleiman (an haife shi a ranar 19 ga watan Agusta shekarar 1973), wanda aka fi sani da Abu, wani ƙwararren masanin harkar banki ne da tattalin arziƙin Nijeriya kuma Babban Manajan Darakta / Babban Jami’in Gudanarwa na yanzu na bankin Sterling, babban bankin kasuwanci mai lasisi a cikin Nijeriya. Ya gaji Yemi Adeola wanda ya yi ritaya daga banki a ranar 1 ga watan Afrilu, shekara ta dubu biyu da shatakwas 2018. Abubakar yana da digiri na farko na Kimiyya (B.Sc.) a fannin tattalin arziki daga Jami'ar Abuja, haka kuma yana da Jagora na Kimiyya (M.Sc.) a Manyan Shirye-shiryen Shirye-shiryen daga Makarantar Kasuwanci ta Said ta Jami'ar Oxford. Ayyukan Abubakar sun hada da bayar da shawarwari kan sha'anin kudi, baitulmali, kadara da kula da alhaki, Gudanar da Hadari gami da Kudi da dabaru. Abubakar ya fara aiki da Arthur Anderson & Co. (a yanzu KPMG Nigeria) a 1996, sannan daga baya ya shiga MBC International Bank (wanda yanzu wani bangare ne na FBN Holdings) daga watan Feburelu shekarar 1998 zuwa watan Augusta shekarar 1999.