Mio is a distinctive girls' name in United States, ranking #7383 in 2025 with 15 recorded births. The name reached its all-time peak in 2020 with 21 births ranking #5786. Since 1996, the popularity has increased by 114.3%. In 2025, approximately 1 in every 107,151 girls born was named Mio. RISING Recent data shows the name is currently rising.