Isahia is a distinctive boys' name in United States, ranking #6639 in 2001 with 10 recorded births. The name reached its all-time peak in 2007 with 12 births ranking #6806. Since 1996, the popularity has increased by 66.7%. In 2001, approximately 1 in every 194,283 boys born was named Isahia. FALLING Recent data shows the name is currently falling.