Recorded 1947–1998 Girls' name Peak 1956 315 births

Cyndia — girls' name

315 babies named Cyndia in U.S. Social Security records since 1947, with the highest year being 1956. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1940s271950s1221960s611970s411980s401990s24
1950s
Peak decade

39% of everyone ever named Cyndia was born in this single decade.

1956
Single peak year

17 babies were named Cyndia in 1956 — its busiest year on record.

What the Data Says About Cyndia

The Social Security Administration has registered 315 babies named Cyndia between 1947 and 1998, spanning 52 consecutive years of U.S. birth records. As a girl's name, Cyndia currently falls outside the top 1,000 girls' names for 1998. The name reached its historical peak in 1956, when 17 babies received it in a single year.

Decade-level aggregation shows that Cyndia performed strongest in the 1950s, accumulating 122 births during that ten-year window. Across the 6 decades of recorded activity, Cyndia shows a clear decline from its mid-century high. Geographically, the name is most concentrated in New York, which accounts for 5 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Cyndia in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Cyndia in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 315 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.

Cyndia at a glance

Last recorded 1998

Total births

315

Since 1947

52 years of records

Peak year

1956

17 births that year

Strongest decade: 1950s

Current rank

Unranked

Outside the modern top-1,000

As of 1998

Active since

1947

Recorded for 52 years

Last year on file: 1998

Cyndia popularity over time

Annual U.S. births registered with the Social Security Administration · 1998–1947

Last recorded 1998
Peak year (1956)
17
Annual births at peak — across 52 years of records
05101520 199819871979196919631958195319481947 11

Cyndia by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 1950s
Peak decade
1950s
122 births that decade — 39% of Cyndia's all-time total
1940s271950s1221960s611970s411980s401990s24

Cyndia by state

Where Cyndia concentrates geographically — total births since 1947

Geographically diffuse
Top 1 states by recorded births for the name Cyndia
Rank State Visual share Births Share of total
#1 New York
5 1.6%
New York share of Cyndia's total US births 1.6%

5 of 315 births nationwide.

Frequently Asked Questions

How popular is the name Cyndia?
315 babies have been named Cyndia since 1947. It was last recorded in 1998. The peak year was 1956 with 17 births.
When was Cyndia most popular?
Cyndia was most popular in the 1950s decade with 122 total births. The single peak year was 1956.
Where is Cyndia most popular?
The top states for the name Cyndia are New York (5 births).
How long has the name Cyndia been used?
Cyndia has been recorded in Social Security data since 1947, spanning 52 years of data through 1998.
What names are similar to Cyndia?
Names with a similar sound or spelling include Cynthia, Cyndi, Cyndy, Cyndee, and 4 more. These share a common prefix and are also used for girls.

Data Sources

Data as of 2024. Source: U.S. Social Security Administration (SSA).

Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 1947–1998 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.

State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.