Sydney is a popular and timeless name for baby girls. With English origins, it carries the meaning of "wide island" or "marshland". The name Sydney has a delightful and charming sound, pronounced as SIN-dee (/ˈsɪn.di/) in English. Variations of this name include Sidney. In the United States, Sydney has consistently been a well-liked choice for parents over the years. It ranked 12271st in occurrences in 2010, and its popularity has remained steady since then. This name's association with grace and elegance makes it an excellent choice for any little girl.