Pia is a distinctive girls' name in United States, ranking #4153 in 2002 with 31 recorded births. The name reached its all-time peak in 2024 with 158 births ranking #1411. Since 1996, the popularity has increased by 72.2%. In 2002, approximately 1 in every 57,962 girls born was named Pia. STABLE Recent data shows the name is currently stable.