OgunyemiIjeoma OgwuegbuFrancis Ohanyido (1970- )Tanure OjaideSteve NezianyaBamiji OjoAkinloye OjoOlatubosun OladapoGabriel Okara (1921- )Oladejo OkedejiWale OkediranChika OkekeRemi OkereNiran OkewoleChristopher Okigbo (1932-1967)Onookome OkomeIke OkontaNnedi OkoraforDike OkoroRudolf Ogoo OkonkwoWole OguntokunOsita OkoroaforBen Okri (1959- )Afolabi OlabimtanSimbo OlorunfemiTaiwo Oloruntoba-Oju  Esho Oluborode Alade E.. 
sts-103 jẹ́ ẹ̀rọ òfúrufú tí ó ń rin tagbára tagbára Hubble Space tẹ́lẹ̀ss tí ó  ma ń ń ṣàtúnṣe sis Shuttle  Discovery.. 