Sevastian is a distinctive boys' name in United States, ranking #5203 in 2004 with 16 recorded births. The name reached its all-time peak in 2008 with 35 births ranking #3268. Since 1996, the popularity has increased by 166.7%. In 2004, approximately 1 in every 124,050 boys born was named Sevastian. FALLING Recent data shows the name is currently falling.