Otho, Otis. Otto is a masculine German given name. It originates as an Old High German short form (variants Audo, Odo, Udo) of Germanic names beginning in aud-, an element meaning wealth, prosperity. The name is recorded from the 7th century (Odo, son of Uro, courtier of Sigebert III).
Construction of the Fountain. Already in the fifteenth century a small Trevi Fountain was built here during the papacy of Nicholas V. In 1732, pope Clement XII commissioned Nicola Salvi to create a large fountain at the Trevi Square to replace the existing fountain.
Dating from the 19th to the early 20th centuries, the Fontana delle Naiadi, or the Fountain of the Nymphs, is perhaps Rome's most sensual fountain.he most famous fountain in all of Italy is the Trevi Fountain, an over-the-top Baroque masterpiece completed only in 1762.