Isiaha is a distinctive boys' name in United States, ranking #3020 in 1997 with 25 recorded births. This places Isiaha in the top 28% 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 66.7%. In 1997, approximately 1 in every 75,404 boys born was named Isiaha. FALLING Recent data shows the name is currently falling.