Sai is a distinctive girls' name in United States, ranking #12871 in 2000 with 7 recorded births. The name reached its all-time peak in 2020 with 24 births ranking #5286. Since 1996, the popularity has increased by 16.7%. In 2000, approximately 1 in every 259,425 girls born was named Sai. FALLING Recent data shows the name is currently falling.