Mio is a distinctive girls' name in United States, ranking #8749 in 2009 with 14 recorded births. The name reached its all-time peak in 2020 with 21 births ranking #5786. Since 1996, the popularity has increased by 100.0%. In 2009, approximately 1 in every 131,205 girls born was named Mio. RISING Recent data shows the name is currently rising.