Jair is a distinctive boys' name in United States, ranking #777 in 2007 with 281 recorded births. The name reached its all-time peak in 2003 with 480 births ranking #506. Since 1996, the popularity has increased by 83.7%. In 2007, approximately 1 in every 7,385 boys born was named Jair. FALLING Recent data shows the name is currently falling.