Rio is a moderately popular boys' name in England & Wales, ranking #166 in 2024 with 302 recorded births. The name reached its all-time peak in 2011 with 359 births ranking #160. Since 1996, the popularity has increased by 3,255.6%. In 2024, approximately 1 in every 920 boys born was named Rio. STABLE Recent data shows the name is currently stable.