Jair is a distinctive boys' name in United States, ranking #1021 in 2015 with 199 recorded births. The name reached its all-time peak in 2003 with 480 births ranking #506. Since 1996, the popularity has increased by 30.1%. In 2015, approximately 1 in every 9,629 boys born was named Jair. FALLING Recent data shows the name is currently falling.