Tiberius is a distinctive boys' name in United States, ranking #6233 in 2007 with 14 recorded births. The name reached its all-time peak in 2015 with 109 births ranking #1521. Since 1996, the popularity has increased by 40.0%. In 2007, approximately 1 in every 148,231 boys born was named Tiberius. FALLING Recent data shows the name is currently falling.