Otto von Bismarck | Otto | Otto III | Otto Piene | Otto I, Holy Roman Emperor | Otto I | Otto Preminger | Otto II | Otto Dix | Otto Natzler | Otto II, Holy Roman Emperor | Otto Binder | Otto Skorzeny | Otto Schenk | Otto of Brunswick | Otto Kerner, Jr. | Otto Steinbrinck | Otto Kerner | Otto IV, Holy Roman Emperor | Otto IV | Otto III, Holy Roman Emperor | Otto Braun | Miranda Otto | Frei Otto | Otto-Werner Mueller | Otto Schmidt | Otto Muehl | Otto Lilienthal | Otto Klemperer | Otto Hermann Kahn |
Ernst Simmel, Hanns Sachs, Franz Alexander, Sándor Radó, Karen Horney, Siegfried Bernfeld, Otto Fenichel, Theodor Reik, Wilhelm Reich and Melanie Klein were among the many psychoanalysts who worked at the Institute.