Girl name
Sydney
Sydney holds the #348 spot on the 2025 list of the most popular girl names in the U.S. That amounts to 873 newborn girls in a single year. The name has been cooling off, slipping from #241 in 2020 to #348 today. Its strongest year on record was 1999 (#23 nationally, 9,649 newborns), in a data series reaching back to 1886. The name's biggest fan base is in District of Columbia (#73 there in 2025).
Rankings
2025 rank
#348
among girl names
Trend
Falling
last 5 years
All-time peak
#23
in 1999 (1990s)
Babies in 2025
873
girls named Sydney
Sydney popularity, 1880–2025
Where Sydney is most popular
Share of girls born in 2025:lowhighno data (< 5 births)
Strongest states: District of Columbia (#73), Delaware (#140), Rhode Island (#180)
Uniqueness score
36/ 100Very common
everywhereone of a kind
A familiar pick that most people will recognize instantly. Based on how many babies per birth were named Sydney in the most recent year of SSA data.