Jairo is a distinctive boys' name in United States, ranking #614 in 2004 with 350 recorded births. The name reached its all-time peak in 2008 with 473 births ranking #556. Since 1996, the popularity has increased by 51.5%. In 2004, approximately 1 in every 5,671 boys born was named Jairo. STABLE Recent data shows the name is currently stable.