Name Legacy

Synthia

Recorded 1890–2025 · United States

Synthia was most popular in 1965, when 67 American babies were given the name — ranking #2,162 that year. In 2025 it ranked #20,040, with 7 births. Across 1880–2025 the Social Security Administration has recorded 2,428 people named Synthia.

Most popular in1965
Rank that year#2,162
Births that year67
Total since 18802,428
Given to100% girls

Synthia over time

18802025
Births per year. The dot marks Synthia’s peak in 1965. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Synthia a boy’s or a girl’s name?

Across the whole record Synthia is a girl’s name — 100.0% of the 2,428 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 Synthia

Where Synthia is most concentrated

How much more common the name is in each state than across the country as a whole.

Explore further

See Synthia on the interactive charts

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