Kwame Sanaa-Poku Jantuah (21 ga Disamba 1922-3 ga Fabrairu 2011), wanda aka fi sani da John Ernest Kwame Antoa Onyina Jantuah, ɗan siyasan Ghana ne, lauya kuma jami'in diflomasiyya. Shi ne wanda ya tsira daga cikin majalisar ministocin Afirka ta farko da Kwame Nkrumah ya kafa a yankin Kogin Zinariya kafin samun 'yancin kai. An haifi Jantuah a ranar 21 ga Disamba 1922 a Kejetia, wani yanki na Kumasi, a Yankin Ashanti na abin da a lokacin shine Kogin Zinariya (Ghana ta yanzu). An yi masa baftisma a ranar 19 ga Mayu 1934 kuma an ba shi sunayen Kiristoci John da Ernest a Cocin Katolika na St. Peter a Kumasi. A cikin 1936, Jantuah ya je Makarantar ƙaramar St. Theresa a Amissano, kusa da Elmina, don samun horo. Ya halarci Kwalejin St. Augustine daga 1943 zuwa 1944. Ya zarce zuwa Burtaniya don yin karatun siyasa da tattalin arziƙi a Jami'ar Oxford (Kwalejin Plater) a kan tallafin karatu na Majalisar Asanteman wanda marigayi sarki Ashanti (Asantehene), Otumfuo Sir Osei Tutu Agyeman Prempeh II ya kafa.