Pio is a distinctive boys' name in United States, ranking #6072 in 2022 with 15 recorded births. This places Pio in the top 42% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2025 with 23 births ranking #4499. Since 1996, the popularity has increased by 150.0%. In 2022, approximately 1 in every 116,292 boys born was named Pio. RISING Recent data shows the name is currently rising.