Octavius is a distinctive boys' name in United States, ranking #2404 in 2007 with 54 recorded births. The name reached its all-time peak in 2021 with 96 births ranking #1704. Since 1996, the popularity has decreased by 16.9%. In 2007, approximately 1 in every 38,430 boys born was named Octavius. FALLING Recent data shows the name is currently falling.