Sinai is a distinctive girls' name in United States, ranking #3166 in 1998 with 40 recorded births. The name reached its all-time peak in 2023 with 103 births ranking #1933. Since 1996, the popularity has increased by 42.9%. In 1998, approximately 1 in every 44,172 girls born was named Sinai. FALLING Recent data shows the name is currently falling.