Jairo is a distinctive boys' name in United States, ranking #561 in 2006 with 446 recorded births. The name reached its all-time peak in 2008 with 473 births ranking #556. Since 1996, the popularity has increased by 93.1%. In 2006, approximately 1 in every 4,608 boys born was named Jairo. STABLE Recent data shows the name is currently stable.