Ai is a distinctive girls' name in United States, ranking #8272 in 2004 with 13 recorded births. The name reached its all-time peak in 2006 with 17 births ranking #7150. Since 1996, the popularity has increased by 116.7%. In 2004, approximately 1 in every 141,240 girls born was named Ai. STABLE Recent data shows the name is currently stable.