Ojinmah, Umelo Ojo, Bamidele Ojo, J. R. Ojo, O. A. Ojo, Sam Ade Ojo-Ad, Femi Ojo-Ade, Femi [6] Ojwang, J. B, Oka, Hideyuki [2] Oka, Midori Oka, Mihoko [3] Okada, Amina [4] Okada, Koichiro [2] Okada, Tomoyuki [2] Okafor, Chinyere G. Okafor, F. U. Okafor, Obiora Chinedu [4] Okagbue, Osita Okagbue, Osita A. Okai, Matthew Okakura, Kakuzo [8] Okali, Christine Okali, Cristiane Okamoto, Yoshitomo Okamura, Takiko O'Kane, Bernard [2] O'Kane, David [2] Okano-Heijmans, Maaike Okany, Martin Chukwuka Okapon, Nduka Okara, Gabriel [4] OKARDAR [2] Okazaki, Mitiko Oke, Ikeogu Oke, Olusola Oke, Tayo Okech, Anthony [2] Okediran, Wale [2] O'Keefe, Peter Okeke, Uche Okeke-Ihejirika, Philomina Okello, Benson Okello, John Okema, Michael Okere, Augustin C. Okereke, Grace Eche O'key, V. N. Okharedia, Akhabue A. Okhveds, B. J. Okigbo, Charles C. [2]

Okinczyc, O. Okojie, Paul [2] Okolo, MSC Okombo, Okoth Okome, Onookome Okonjo-Iweala, Ngozi [4] Okonkwo, Juliet L. Okonkwo, Rina Okorafor, Apia E. Okoro, Dike Okorut, Mary Karooro Okot, J. p'Bitek Okoth, Assa Okoth, P. Godfrey [2] Okoth, p. Goldfrey Okoye, Felix N. C. Okoye, Mokwugo Okpaku, Joseph O. Okpala, Amon O. Okpara, Enock E Okpewho, Isidore [4] Oksenberg, Michael [2] Okuku, Juma Okullu, Henry Okuma, Thomas Okumu, F. Wafula [3] Okumu, Washington A. J. Okumura, Shokaku, 1948- OKUN, Daniel Alexander [2] Okuno, Masahiro Okwelume Junior, O. Charles [3] Ola, Opeyem Ola, Opeyemi Olaeta, Yon de Olafioye, Tayo [2] Olagnier, Paul Olall, Opegemi [2] Olalla, C. [2] Olaniyan, Kolawole Olaniyan, Richard Olaran, Clotilde [2] Olarreaga, Marcelo [5] Olarreago, Marcelo O'Laughlin, Bridget [4] Olavo, Carlos [2] Olavo, Fernando [2] Olavo, Simão Olbertz, Karlin [2] Olbrechts, Prof. Dr. Frans M. Olcott, Marth Brill