Jairus is a distinctive boys' name in United States, ranking #1691 in 2000 with 68 recorded births. The name reached its all-time peak in 2015 with 83 births ranking #1808. Since 1996, the popularity has increased by 33.3%. In 2000, approximately 1 in every 28,881 boys born was named Jairus. FALLING Recent data shows the name is currently falling.