Mio is a distinctive girls' name in United States, ranking #12641 in 2005 with 8 recorded births. The name reached its all-time peak in 2020 with 21 births ranking #5786. Since 1996, the popularity has increased by 14.3%. In 2005, approximately 1 in every 230,962 girls born was named Mio. RISING Recent data shows the name is currently rising.