Sidney

Meaning: Wide island
Origin: English surname — Possibly also from Saint-Denis in France

Girl's name · #1878 in the US (2025) · 2000s wave

48% girls · 52% boys — Sidney is split almost evenly between girls and boys among recent newborns. Sidney →

Popularity over time

Sidney reached its best rank, #258, in 1999 and ranked #1878 in 2025. Roughly 25,000 girls have been named Sidney since 1880. In all that time it has never once missed a year of the national records.

Across the states

See where Sidney is more common.

Appears in 2020-2025 birth records of 13 states. See the full state-by-state map on this page.

Around the world

See how Sidney ranks in other countries and regions.

#780 in Scotland (2025) · #786 in Ecuador (2025) · #1,271 in England & Wales (2025) · #1,668 in Canada (2025) · #2,203 in Sweden (2025) · #6,905 in France (2025) · #21,453 in Italy (2024) · #3,655 in Austria (2018) · #1,009 in Belgium (2006) · #677 in Ireland (2004) · #405 in New Zealand (2000).

Famous Sidneys

Sidney Powell — American lawyer and conspiracy theorist (born 1955)
Sidney Fox — American actress (1907–1942)
Sidney Gish — American singer-songwriter (born 1997)
Sidney Flanigan — American actress and singer-songwriter (born 1998)
Sidney Morin — American ice hockey player (born 1995)

In stories & tradition

Sidney Prescott — Fictional character in the Scream franchise

What Sidneys become

Among 1,135 notable people named Sidney:

Lawyers & judges appear 1.59× more often than among typical names — e.g. Sidney Powell, American lawyer and conspiracy theorist (born 1955).

Spellings & nicknames

Sidney is the less common spelling of Sydney — about 11% of babies given the name are written this way; Sydney itself ranked #348 in 2025.

Similar names: Sydney · Karlee · Shyla · Imani · America · Emilee

Browse more girl names — popularity, trends and eras for 5,700+ American names, free.

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