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.
Trevi Fountain in Rome, Italy. The fountain at the junction of three roads (tre vie) marks the terminal point of the modern Acqua Vergine, the revived Aqua Virgo, one of the aqueducts that supplied water to ancient Rome.