Sai is a distinctive girls' name in United States, ranking #11676 in 2015 with 9 recorded births. The name reached its all-time peak in 2020 with 24 births ranking #5286. Since 1996, the popularity has increased by 50.0%. In 2015, approximately 1 in every 198,295 girls born was named Sai. FALLING Recent data shows the name is currently falling.