How to say it
ˈsɪd.ni
Wide meadow
ˈsɪd.ni
An English surname, 'wide meadow' or 'wide island,' sometimes traced to the French Saint-Denis.
Sydney is an English surname meaning 'wide meadow' or 'wide riverside land,' with an alternate theory tracing it to a contraction of Saint-Denis. The Australian city, named for the 18th-century Lord Sydney, carries it worldwide. As a first name it tipped strongly feminine with the -y-d-ney spelling, while Sidney leans masculine. Syd and Sydnee are the spin-offs. Actress Sydney Sweeney keeps it current.
The standard spelling is Sydney. Common variants include Sidney, Sydnee, Cydney, but Sydney is the most widely used form.
peaked at #23 in 1999, currently #348 in 2025.
Source: U.S. Social Security Administration, names given to at least 5 babies in a year, 1880–2025. Reviewed August 2026. See where the names are moving
Sydney leans feminine, Sidney masculine; same name underneath.
Shares its name with the Australian city.
By meaning
By style