Aisen is a distinctive boys' name in United States, ranking #10907 in 2022 with 6 recorded births. This places Aisen in the bottom 24% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2021 with 10 births ranking #7604. In 2022, approximately 1 in every 290,729 boys born was named Aisen. FALLING Recent data shows the name is currently falling.