Sebastion is a distinctive boys' name in United States, ranking #3551 in 2020 with 31 recorded births. The name reached its all-time peak in 2000 with 49 births ranking #2081. Since 1996, the popularity has increased by 72.2%. In 2020, approximately 1 in every 55,647 boys born was named Sebastion. FALLING Recent data shows the name is currently falling.