Is Cydnee a boy or girl name?

Cydnee is a girl’s name. Of the 953 Americans recorded with the name since 1880, 100.0% were girls and 0.0% were boys.

Cydnee

Recorded 1949–2022 · United States

Cydnee was most popular in 1997, when 51 American babies were given the name — ranking #4,236 that year. It was not recorded in 2025. Across 1880–2025 the Social Security Administration has recorded 953 people named Cydnee.

Cydnee over time

Births per year. The dot marks Cydnee’s peak in 1997. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Cydnee a boy’s or a girl’s name?

Across the whole record Cydnee is a girl’s name — 100.0% of the 953 Americans given it were girls and 0.0% were boys. In births since 2016 it is 100% girls and 0% 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 Cydnee

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See Cydnee on the interactive charts

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