Pia is a distinctive girls' name in United States, ranking #3397 in 2009 with 49 recorded births. The name reached its all-time peak in 2024 with 158 births ranking #1411. Since 1996, the popularity has increased by 172.2%. In 2009, approximately 1 in every 37,487 girls born was named Pia. STABLE Recent data shows the name is currently stable.