Tiberius is a distinctive boys' name in United States, ranking #6040 in 2008 with 15 recorded births. The name reached its all-time peak in 2015 with 109 births ranking #1521. Since 1996, the popularity has increased by 50.0%. In 2008, approximately 1 in every 135,996 boys born was named Tiberius. FALLING Recent data shows the name is currently falling.