Sevastian is a distinctive boys' name in United States, ranking #3268 in 2008 with 35 recorded births. The name reached its all-time peak in 2008 with 35 births ranking #3268. Since 1996, the popularity has increased by 483.3%. In 2008, approximately 1 in every 58,284 boys born was named Sevastian. FALLING Recent data shows the name is currently falling.