Isaish is a distinctive boys' name in United States, ranking #7731 in 2000 with 8 recorded births. This places Isaish in the bottom 36% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2002 with 10 births ranking #6724. Since 1996, the popularity has increased by 14.3%. In 2000, approximately 1 in every 245,492 boys born was named Isaish. STABLE Recent data shows the name is currently stable.