Oreco ♊ Gemini Oren Smadja ♊ Gemini Orhan Pamuk ♊ Gemini Orison Swett Marden ♊ Gemini Orlan ♊ Gemini Orlando Sá ♊ Gemini Osami Nagano ♊ Gemini Osamu Dazai ♊ Gemini Osamu Hirose ♊ Gemini Oscar (footballer, born 1954) ♊ Gemini Oscar Kreuzer ♊ Gemini Oscar Loya ♊ Gemini Oscar Milosz ♊ Gemini Oscar Taveras ♊ Gemini Oscar Torp ♊ Gemini Oscar Wisting ♊ Gemini Oshae Brissett ♊ Gemini Oskar Gröning ♊ Gemini Osmar (footballer, born 1988) ♊ Gemini Osvaldo Cruz (footballer) ♊ Gemini Oswald Spengler ♊ Gemini Oswaldo Vizcarrondo ♊ Gemini Otacílio Gonçalves ♊ Gemini Otar Tushishvili ♊ Gemini Othello Hunter ♊ Gemini Othenio Abel ♊ Gemini Otis Barton ♊ Gemini Oto Nemsadze ♊ Gemini Ottaviano Petrucci ♊ Gemini Otto Addo ♊ Gemini Otto Bahr Halvorsen ♊ Gemini Otto Barić ♊ Gemini Otto Carius ♊ Gemini Otto Deßloch ♊ Gemini Otto E. Neugebauer ♊ Gemini Otto Jahn ♊ Gemini Otto Liebe ♊ Gemini Otto Lilienthal ♊ Gemini Otto Loewi ♊ Gemini Otto Nicolai ♊ Gemini Otto Porter Jr. ♊ Gemini Otto Skorzeny ♊ Gemini Otto of Greece ♊ Gemini Otto von Böhtlingk ♊ Gemini Otto von Münchhausen ♊ Gemini Oussama El Azzouzi ♊ Gemini Owen Beattie ♊ Gemini Owen Benjamin ♊ Gemini P. G. T. Beauregard ♊ Gemini P. J. Stock ♊ Gemini P.V.R. Raja ♊ Gemini Paavo Nurmi ♊ Gemini Paavo Yrjölä ♊ Gemini Pablo Abián ♊ Gemini Pablo Alborán ♊ Gemini Packie Bonner ♊ Gemini Paco Peña ♊ Gemini Padre Pio ♊ Gemini Paige Butcher ♊ Gemini Paja Jovanović ♊ Gemini