Jai is a moderately popular boys' name in England & Wales, ranking #246 in 2004 with 134 recorded births. The name reached its all-time peak in 2011 with 160 births ranking #277. Since 1996, the popularity has increased by 123.3%. In 2004, approximately 1 in every 2,302 boys born was named Jai. FALLING Recent data shows the name is currently falling.