How Many People Are Named Guinnevere?
An estimated 23 people in the United States have the first name Guinnevere. It is almost exclusively a female name. The average bearer is 36 years old, and Guinnevere peaked in popularity in 1974 with 5 births that year.
Below you will find a full statistical profile of Guinnevere 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 Guinnevere paired with any surname.
Key Insights
- Guinnevere is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
23
About 1 in 14,902,363 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
36
years old
Peak Year
1974
5 births
Total Registered
25
since 1880
Gender Distribution for Guinnevere
Guinnevere is almost exclusively a female name. Out of 25 total births registered, 100.0% were female.
Guinnevere as a female name
Ranked #16,071 in 2024
5 female births in 2024
Peak: 1974 (5 births)
Guinnevere: Popularity Over Time
SSA records for Guinnevere span from the 1970s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 1970s, when 15 babies were registered. While Guinnevere is less common than at its peak in the 1970s, it remains a well-established name with steady registrations.
Guinnevere by Decade
How has Guinnevere 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.
Guinnevere + Last Name Combinations
How many people share a full name with Guinnevere as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Guinnevere
Other first names starting with G with a similar number of bearers.
Guinnevere: Questions and Answers
How many people in the U.S. are named Guinnevere?
We estimate approximately 23 people named Guinnevere 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 14,902,363 Americans share this first name.
Is Guinnevere a common name?
Guinnevere is classified as "Very Rare" and is more popular than 42.3% of all first names in the SSA database. A total of 25 births have been registered with this name since 1880.
When was Guinnevere most popular?
Guinnevere reached peak popularity in 1974, when 5 babies were given this name. The average age of a living person named Guinnevere is approximately 36 years old, reflecting when the name was most commonly given.
Is Guinnevere a female name?
Guinnevere is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Guinnevere Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Guinnevere Smith, Guinnevere Johnson, Guinnevere 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 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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