Otto Meaning in English Meaning ➦ Otto is a male given name of German origin " Rich,wealth, prosperity" Definition✎: Otto refers to a person's name, particularly a male's name Pronunciation🔊: (ˈɑtou, German ˈɔtou) Otto Synonyms There are no synonyms for the name Otto, as it is a proper noun Otto Antonyms There are no antonyms for the name Otto, as it is a proper noun Use of Otto in a Sentence "Otto von Bismarck was a prominent statesman in 19th-century Germany." "I met a friendly guy named Otto at the conference." "Otto's family has a long history in this town." "The name Otto has been passed down through generations." "Otto's contributions to the field of science are noteworthy."