Kairo is a moderately popular boys' name in United States, ranking #250 in 2022 with 1,414 recorded births. The name reached its all-time peak in 2023 with 1,488 births ranking #234. Since 1996, the popularity has increased by 10,776.9%. In 2022, approximately 1 in every 1,234 boys born was named Kairo. STABLE Recent data shows the name is currently stable.