Octavius is a distinctive boys' name in United States, ranking #1704 in 2021 with 96 recorded births. The name reached its all-time peak in 2021 with 96 births ranking #1704. Since 1996, the popularity has increased by 47.7%. In 2021, approximately 1 in every 18,211 boys born was named Octavius. FALLING Recent data shows the name is currently falling.