Total births
55
Girls' name · since 1920
Glendolyn
Glendolyn has 55 recorded births since 1920 in federal Social Security data, most heavily in 1926 -- full year-by-year trend, decade aggregates, and state rankings follow.
- 55
- total births
- 1920–1958
- years on record
- 1920s
- peak decade
- 35%
- born in that decade
Glendolyn is not among the current top-ranked girls names; 55 have been recorded since 1920.
Social Security Administration records show Glendolyn recorded 55 times among girls since 1920, though it doesn't currently rank among the most-used girls names, peaking in the 1920s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1920 to 1958.
- 55 total births
- 1920–1958 years on record
- 1920s peak decade
- 35% born in that decade
Data updated Jul 2026
The verdict
55 girls have been named Glendolyn since 1920, peaking in the 1920s, last recorded in 1958.
- 55
- total births
- 1920–1958
- years on record
- 1920s
- peak decade
- 35%
- born in that decade
1920s
Peak decade
35% of everyone ever named Glendolyn was born in this single decade.
1926
Single peak year
8 babies were named Glendolyn in 1926 - its busiest year on record.
Glendolyn's usage pattern, beyond the headline number
Splitting Glendolyn's full recorded timeline at 1940, 53% of its total births fall in the more recent half of the record versus 47% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 1921, with just 5 recorded births -- worth weighing against the 1926 peak of 8 to see the full range of the name's swing in popularity.
Glendolyn at a glance
Last recorded 1958Peak year
1926
Current rank
Unranked
Active since
1920
Glendolyn popularity over time
Annual U.S. births registered with the Social Security Administration · 1920–1958
- Peak year (1926)
- 8
- Annual births at peak, across 39 years of records
Glendolyn by decade
Total births in each ten-year window, peak vs trough at a glance
1920s was Glendolyn's strongest decade.
19 babies received the name during that ten-year window, about 35% of all-time use.
Glendolyn births by decade
Total births in each ten-year window
- 1920s
1920s
19 births
- 1930s 7
1930s
7 births
- 1940s
1940s
13 births
- 1950s
1950s
16 births
What this shows Peak: 1920s at 19 births (35% of all-time use).
Frequently Asked Questions
How popular is the name Glendolyn? ▼
Glendolyn has been given to 55 babies in the U.S. since 1920, according to SSA data. Its last appearance in the data was 1958. 8 babies were born in 1926, its single highest year.
When was Glendolyn most popular? ▼
Glendolyn was most popular in the 1920s decade with 19 total births. The single peak year was 1926.
How long has the name Glendolyn been used? ▼
Records for Glendolyn go back to 1920, giving 39 years of history through 1958.
What names are similar to Glendolyn? ▼
Names with a similar sound or spelling include Glenda, Glenna, Glendora, Glenn, and 4 more. These share a common prefix and are also used for girls.
What to do with Glendolyn's data
- Glendolyn's usage has stayed within range of its 1920s decade-level peak (19 total births) through the 1950s (16) -- a comparatively stable name, not a fading trend.
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Glendolyn
Nearby Names Like Glendolyn
Names with a similar sound, spelling, or feel to Glendolyn
Glenda Girl
#5308 109,227 births
Glenna Girl
25,624 births
Glendora Girl
2,350 births
Glenn Girl
2,136 births
Glennis Girl
2,056 births
Compare Glendolyn side by side: Glendolyn vs Glenda Glendolyn vs Glenna Glendolyn vs Glendora
Related Names
Names with a similar number of total births
Data Sources
Data as of July 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1920–1958 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Glendolyn: Baby Name Since 1920 - 55 Births, Peak 1926." NameAlmanac. Accessed via https://namealmanac.com/name/glendolyn. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Glendolyn draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.