Isiaha is a distinctive boys' name in United States, ranking #3959 in 2002 with 21 recorded births. This places Isiaha in the top 32% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 28 births ranking #2970. Since 1996, the popularity has increased by 40.0%. In 2002, approximately 1 in every 92,451 boys born was named Isiaha. FALLING Recent data shows the name is currently falling.