Is Sydne a boy or girl name?

Sydne is a girl’s name. Of the 876 Americans recorded with the name since 1880, 100.0% were girls and 0.0% were boys.

Sydne

Recorded 1936–2012 · United States

Sydne was most popular in 1996, when 59 American babies were given the name — ranking #3,792 that year. It was not recorded in 2025. Across 1880–2025 the Social Security Administration has recorded 876 people named Sydne.

Sydne over time

Births per year. The dot marks Sydne’s peak in 1996. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Sydne a boy’s or a girl’s name?

Across the whole record Sydne is a girl’s name — 100.0% of the 876 Americans given it were girls and 0.0% were boys.

Counted from every US birth the Social Security Administration recorded under this name, so it reflects use rather than opinion. A name given to fewer than five babies of one sex in a year is withheld at source and is not counted.

Names that peaked alongside Sydne

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See Sydne on the interactive charts

Source: U.S.A. Social Security Administration. Years 1880–2025. namelegacy.org