Agustus is a distinctive boys' name in United States, ranking #6466 in 2006 with 12 recorded births. The name reached its all-time peak in 2009 with 14 births ranking #6100. Since 1996, the popularity has increased by 71.4%. In 2006, approximately 1 in every 171,260 boys born was named Agustus. STABLE Recent data shows the name is currently stable.