Jairus is a distinctive boys' name in United States, ranking #1825 in 2002 with 63 recorded births. The name reached its all-time peak in 2015 with 83 births ranking #1808. Since 1996, the popularity has increased by 23.5%. In 2002, approximately 1 in every 30,817 boys born was named Jairus. FALLING Recent data shows the name is currently falling.