Sinai is a distinctive girls' name in United States, ranking #2136 in 2005 with 87 recorded births. The name reached its all-time peak in 2023 with 103 births ranking #1933. Since 1996, the popularity has increased by 210.7%. In 2005, approximately 1 in every 21,238 girls born was named Sinai. FALLING Recent data shows the name is currently falling.