girl name
Sydney
Gender
Girl
Popularity
#348 · U.S. girls (2025)
Popularity of Sydney in the US, 1880–2025
Sydney first appears in US records in 1886. It peaked in 2000, when 10,243 girls were given the name; in 2025 there were 873.
Source: US Social Security Administration.
Frequently asked questions
Is Sydney a boy or a girl name?
Sydney is most commonly used as a girl name.
How popular is the name Sydney?
In 2025, Sydney ranked #348 among girls’ names in the United States, according to U.S. Social Security Administration data.
When was the name Sydney most popular?
Sydney was most popular in 2000, when about 10,243 US babies were given the name that year, according to US Social Security Administration records.