Flavio is a distinctive boys' name in United States, ranking #1510 in 1999 with 75 recorded births. The name reached its all-time peak in 1996 with 92 births ranking #1219. Since 1996, the popularity has decreased by 18.5%. In 1999, approximately 1 in every 25,601 boys born was named Flavio. RISING Recent data shows the name is currently rising.