Sebastion is a distinctive boys' name in United States, ranking #8692 in 2016 with 9 recorded births. The name reached its all-time peak in 2000 with 49 births ranking #2081. Since 1996, the popularity has decreased by 50.0%. In 2016, approximately 1 in every 210,801 boys born was named Sebastion. FALLING Recent data shows the name is currently falling.