Sinai is a distinctive girls' name in United States, ranking #2275 in 2015 with 83 recorded births. The name reached its all-time peak in 2023 with 103 births ranking #1933. Since 1996, the popularity has increased by 196.4%. In 2015, approximately 1 in every 21,502 girls born was named Sinai. FALLING Recent data shows the name is currently falling.