Sebastion is a distinctive boys' name in United States, ranking #3979 in 2019 with 27 recorded births. The name reached its all-time peak in 2000 with 49 births ranking #2081. Since 1996, the popularity has increased by 50.0%. In 2019, approximately 1 in every 66,421 boys born was named Sebastion. FALLING Recent data shows the name is currently falling.