Sydney is a moderately popular girls' name in United States, ranking #307 in 2023 with 1,003 recorded births. The name reached its all-time peak in 2000 with 10,243 births ranking #23. Since 1996, the popularity has decreased by 86.2%. In 2023, approximately 1 in every 1,598 girls born was named Sydney. STABLE Recent data shows the name is currently stable.