Neizan is a distinctive boys' name in United States, ranking #1950 in 2021 with 77 recorded births. This places Neizan in the top 14% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2023 with 91 births ranking #1779. In 2021, approximately 1 in every 22,704 boys born was named Neizan. FALLING Recent data shows the name is currently falling.