Jasen is a distinctive boys' name in United States, ranking #1832 in 2001 with 61 recorded births. This places Jasen in the top 15% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2013 with 112 births ranking #1470. In 2001, approximately 1 in every 31,850 boys born was named Jasen. FALLING Recent data shows the name is currently falling.