Ottaviano Petrucci 💼 Inventor, music publisher, businessperson, typographer Ottavio Bianchi 💼 Association football player, association football coach Ottavio Bottecchia 💼 Sport cyclist Ottavio Farnese Duke Of Parma 💼 Politician Ottavio Missoni 💼 Fashion designer, athletics competitor Ottavio Piccolomini 💼 Condottiero, military commander Ottavio Rinuccini 💼 Librettist, poet, writer Ottessa Moshfegh 💼 Writer, novelist, screenwriter Ottis Toole 💼 Criminal, serial killer Ottmar Hitzfeld 💼 Association football player, association football coach Ottmar Mergenthaler 💼 Inventor, precision mechanic Ottmar Walter 💼 Association football player Otto Abetz 💼 Diplomat, politician, ambassador Otto Addo 💼 Association football player, association football coach Otto Arosemena 💼 Politician, lawyer Otto Bahr Halvorsen 💼 Politician, lawyer Otto Baird Price 💼 Politician, dentist, oral and maxillofacial surgeon Otto Baric 💼 Association football player, association football national coach, association football coach Otto Bauer 💼 Politician, diplomat, philosopher, revolutionary, writer, opinion journalist, editing staff Otto Binswanger 💼 Psychiatrist, neurologist, university teacher, psychologist Otto Blathy 💼 Engineer, inventor, chess player, chess composer, electrical engineer Otto Blehr 💼 Politician, jurist Otto Boros 💼 Water polo player, police officer, coach, jurist Otto Braun 💼 Politician, publisher Otto Brunfels 💼 Biologist, theologian, botanist, entomologist, pharmacist, university teacher, physician Otto Butschli 💼 Biologist, paleontologist, zoologist, naturalist, botanist, university teacher, entomologist, microbiologist Otto Carius 💼 Military personnel, apothecary, non-fiction writer, pharmacist, soldier, veteran Otto Christman 💼 Association football player Otto Dessloch 💼 Military personnel Otto Diels 💼 Chemist, university teacher Otto Dietrich 💼 Politician Otto Dix 💼 Painter, esperantist, university teacher, draftsperson, sculptor, printmaker, graphic artist, visual artist, lithographer Otto E Neugebauer 💼 Mathematician, astronomer, historian of mathematics, historian of science, university teacher Otto Ender 💼 Politician, lawyer Otto Erich Deutsch 💼 Musicologist, music historian, biographer, librarian Otto Ernst Remer 💼 Writer, politician Otto F Kernberg 💼 Psychiatrist, psychoanalyst, university teacher Otto Fahr 💼 Entrepreneur, swimmer Otto Fickeisen 💼 Rower Otto Finsch 💼 Biologist, explorer, ornithologist, merchant, ethnologist, naturalist, anthropologist, zoological collector, zoologist, traveler, conservator, museologist, curator, botanical collector, collector, scientific collector Otto Frank 💼 Merchant, banker, amateur photographer, businessperson Otto Freundlich 💼 Sculptor, painter, draftsperson, graphic artist Otto Friedrich Muller 💼 Botanist, lepidopterist, zoologist, ornithologist, carcinologist, farmer, botanical collector Otto Fritz Meyerhof 💼 Biochemist, psychiatrist, university teacher, physiologist Otto Froitzheim 💼 Tennis player, jurist Otto Georg Thierack 💼 Judge, politician, holocaust perpetrator Otto Gessler 💼 Politician, lawyer Otto Gloria 💼 Association football player, association football coach Otto Graf Lambsdorff 💼 Politician, lawyer Otto Gross 💼 Psychiatrist, psychoanalyst, physician, writer Otto Grotewohl 💼 Politician, book printer Otto Gunsche 💼 Military personnel, soldier Otto Hahn 💼 Chemist, university teacher, non-fiction writer, nuclear physicist, autobiographer Otto Heinrich Warburg 💼 Biochemist, chemist, university teacher, physician, physiologist Otto Herschmann 💼 Fencer, swimmer Otto Hesse 💼 Mathematician, university teacher Otto Hofmann 💼 Military personnel, politician Otto Holder 💼 Mathematician, university teacher Otto I Duke Of Brunswick Luneburg 💼 Aristocrat Otto Ii Holy Roman Emperor 💼 Emperor, writer