Ottavio is an Italian name of Latin origin, derived from the name Octavius which means 'eighth'. It was popularized during the Roman Empire and remains a beloved choice among Italian families today. In its Italian form, Ottavio is often associated with notable historical figures like Ottavio Farnese, Duke of Parma in the 16th century.
"The name Ottavio experienced its highest popularity during the early to mid-20th century, with a peak of 11 births in 1921. After a decline in usage through the middle decades, it saw a resurgence in recent years, with consistent numbers of births occurring annually since 2008."