Sevastian is a distinctive boys' name in United States, ranking #3131 in 2001 with 29 recorded births. The name reached its all-time peak in 2008 with 35 births ranking #3268. Since 1996, the popularity has increased by 383.3%. In 2001, approximately 1 in every 66,994 boys born was named Sevastian. FALLING Recent data shows the name is currently falling.