Iasiah is a distinctive boys' name in United States, ranking #9492 in 2005 with 7 recorded births. The name reached its all-time peak in 2002 with 10 births ranking #6723. Since 1996, the popularity has increased by 16.7%. In 2005, approximately 1 in every 285,307 boys born was named Iasiah. RISING Recent data shows the name is currently rising.