Sydney is a highly popular girls' name in United States, ranking #48 in 2009 with 5,059 recorded births. The name reached its all-time peak in 2000 with 10,243 births ranking #23. Since 1996, the popularity has decreased by 30.3%. In 2009, approximately 1 in every 363 girls born was named Sydney. FALLING Recent data shows the name is currently falling.
Sydney is a familiar unisex classic with an English surname and place-name background. It feels smart, steady, and very wearable.
The name has had long first-name use and remains recognisable thanks to its balanced sound and geographical associations. Its spelling variants have helped it stay flexible across generations.