Audo is an old Germanic name that serves as the ancestral form of Otto, a short form derived from elements meaning "wealth" or "fortune". The name evolved through later German usage into Otto, but Audo itself preserves the earlier Germanic aud- element found in names like Odo and Udo. Etymology The root element aud- (compare Old Frankish aud, Old High German os) conveys the idea of prosperity or ancestral wealth. Names formed from this stem were common among early Germanic peoples and often appeared in compound forms or as short names like Audo, which later became associated with the medieval name Otto through vowel shifts and linguistic simplification. Notable Bearers While Audo itself is rare as a given name today, it has been carried as a surname by notable figures in Chaldean Catholic history. Joseph VI Audo (1790–1878) served as Patriarch of the Chaldean Catholic Church, overseeing a period of growth for the church in modern-day Iraq. Another bearer was Toma Audo (1854–1918), an archbishop known for his pastoral work in the region. In the present day, Antoine Audo (born 1946) is a Chaldean bishop with writings on social justice and ecumenism. However, the name is historically distinct from its variant Oton and should not be confused with unrelated surnames in Romance languages. Related Forms Variants of Audo include Oudo, Uudo, and feminine forms such as Auda and Oda. Related Germanic names with the same compound root include Eudes and Oidus (Latinized). In other cultures, Osvaldo shares the fortune element but via a different etymological path. Meaning: Wealth, fortune Origin: Old Germanic (Frankish/Old High German) Type: Historic masculine given name; modern surname Usage areas: German-speaking regions, historical; also Chaldean communities