How Many People Are Named Guyneth?
An estimated 5 people in the United States have the first name Guyneth. It is almost exclusively a female name. The average bearer is 73 years old, and Guyneth peaked in popularity in 1927 with 8 births that year.
Below you will find a full statistical profile of Guyneth as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Guyneth paired with any surname.
Key Insights
- With an average bearer age of 73, Guyneth is a vintage name most associated with earlier generations. Most living bearers were born before 1963.
- Guyneth is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
5
About 1 in 68,550,868 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
73
years old
Peak Year
1927
8 births
Total Registered
30
since 1880
Gender Distribution for Guyneth
Guyneth is almost exclusively a female name. Out of 30 total births registered, 100.0% were female.
Guyneth as a female name
Ranked #5,717 in 1951
5 female births in 1951
Peak: 1927 (8 births)
Guyneth: Popularity Over Time
SSA records for Guyneth span from the 1910s to the 1950s, covering 4 decades of naming data. The most popular decade for this name was the 1920s, when 15 babies were registered. While Guyneth is less common than at its peak in the 1920s, it remains a well-established name with steady registrations.
Guyneth by Decade
How has Guyneth tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Guyneth + Last Name Combinations
How many people share a full name with Guyneth as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Guyneth
Other first names starting with G with a similar number of bearers.
Guyneth: Questions and Answers
How many people in the U.S. are named Guyneth?
We estimate approximately 5 people named Guyneth are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 68,550,868 Americans share this first name.
Is Guyneth a common name?
Guyneth is classified as "Very Rare" and is more popular than 18.2% of all first names in the SSA database. A total of 30 births have been registered with this name since 1880.
When was Guyneth most popular?
Guyneth reached peak popularity in 1927, when 8 babies were given this name. The average age of a living person named Guyneth is approximately 73 years old, reflecting when the name was most commonly given.
Is Guyneth a female name?
Guyneth is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Guyneth Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Guyneth Smith, Guyneth Johnson, Guyneth Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 0 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau estimate. Full methodology.
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