Sebashtian is a distinctive boys' name in United States, ranking #13725 in 2014 with 5 recorded births. This places Sebashtian in the bottom 3% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2019 with 13 births ranking #6711. In 2014, approximately 1 in every 384,088 boys born was named Sebashtian. FALLING Recent data shows the name is currently falling.