Recorded 1917–2011 Boys' name Peak 1951 80 births

Cortlandt — boys' name

80 babies named Cortlandt in U.S. Social Security records since 1917, with the highest year being 1951. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s61920s51930s51940s51950s121980s101990s252000s72010s5
1990s
Peak decade

31% of everyone ever named Cortlandt was born in this single decade.

1951
Single peak year

7 babies were named Cortlandt in 1951 — its busiest year on record.

What the Data Says About Cortlandt

The Social Security Administration has registered 80 babies named Cortlandt between 1917 and 2011, spanning 95 consecutive years of U.S. birth records. As a boy's name, Cortlandt currently falls outside the top 1,000 boys' names for 2011. The name reached its historical peak in 1951, when 7 babies received it in a single year.

Decade-level aggregation shows that Cortlandt performed strongest in the 1990s, accumulating 25 births during that ten-year window. Across the 9 decades of recorded activity, Cortlandt shows a clear decline from its mid-century high.

No etymological entry is currently available for Cortlandt 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 80 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.

Cortlandt at a glance

Last recorded 2011

Total births

80

Since 1917

95 years of records

Peak year

1951

7 births that year

Strongest decade: 1990s

Current rank

Unranked

Outside the modern top-1,000

As of 2011

Active since

1917

Recorded for 95 years

Last year on file: 2011

Cortlandt popularity over time

Annual U.S. births registered with the Social Security Administration · 2011–1917

Last recorded 2011
Peak year (1951)
7
Annual births at peak — across 95 years of records
4.555.566.577.5 20111999199219901983195119371917 6

Cortlandt by decade

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

Peak: 1990s
Peak decade
1990s
25 births that decade — 31% of Cortlandt's all-time total
1910s61920s51930s51940s51950s121980s101990s252000s72010s5

Frequently Asked Questions

How popular is the name Cortlandt?
80 babies have been named Cortlandt since 1917. It was last recorded in 2011. The peak year was 1951 with 7 births.
When was Cortlandt most popular?
Cortlandt was most popular in the 1990s decade with 25 total births. The single peak year was 1951.
How long has the name Cortlandt been used?
Cortlandt has been recorded in Social Security data since 1917, spanning 95 years of data through 2011.
What names are similar to Cortlandt?
Names with a similar sound or spelling include Corey, Cory, Corbin, Cornelius, and 4 more. These share a common prefix and are also used for boys.

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, 1917–2011 (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.