The name Alto is of Italian origin and it means "noble" or "high". It is derived from the Latin word "altus", which means "high". The name Alto has a long history, dating back to the Middle Ages in Italy. During this time, the name was often used as a given name for boys. Over time, Alto has become more commonly used as a surname, although it can still be found as a given name in some Italian families today.
"The name Alto experienced significant fluctuations in popularity over time, with a notable spike during the World Wars, and a steady decline in recent decades."