Diezani K. Alison-Madueke (an haife ta ne a ranar 6 ga watan Disamba, shekara ta 1960), yar siyasa ce ta Najeriya kuma mace ta farko a matsayin shugabar kungiyar OPEC. An zabe ta ne a taron majalisar OPEC karo na 166 a Vienna ranar (27) ga watan Nuwamba, a shekara ta (2014). Ta zama ministan sufuri a Najeriya a ranar (26) ga watan Yuni, shekara ta (2000). An canza ta zuwa ma'adinai da Ci gaban Karfe a cikin shekara ta (2008), kuma a watan Afrilun, shekaran( 2010 )aka nada ta Ministan Albarkatun Man Fetur. Diezani Alison madueke Agama an haife ta a Fatakwal, Jihar Ribas, Najeriya. Mahaifinta shi ne Cif Frederick Abiye Agama. Ta yi karatun Architecture a Ingila sannan kuma a Jami’ar Howard a Amurka. Ta yi karatun digiri a kan Howard tare da digiri na farko a ranar 8 ga watan Disamba, shekara ta alif 1992. Ta dawo Nijeriya kuma ta shiga cikin Kamfanin Shell a shekarar 2002, ta halarci Makarantar Kasuwancin Kasuwanci ta Cambridge, don digiri na MBA.