How Many People Are Named Zeffie?
An estimated 5 people in the United States have the first name Zeffie. It is almost exclusively a female name. The average bearer is 83 years old, and Zeffie peaked in popularity in 1927 with 12 births that year.
Below you will find a full statistical profile of Zeffie 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 Zeffie paired with any surname.
Key Insights
- With an average bearer age of 83, Zeffie is a vintage name most associated with earlier generations. Most living bearers were born before 1953.
- Zeffie 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
83
years old
Peak Year
1927
12 births
Total Registered
130
since 1880
Gender Distribution for Zeffie
Zeffie is almost exclusively a female name. Out of 130 total births registered, 100.0% were female.
Zeffie as a female name
Ranked #6,038 in 1948
5 female births in 1948
Peak: 1927 (12 births)
Zeffie: Popularity Over Time
SSA records for Zeffie span from the 1890s to the 1940s, covering 5 decades of naming data. The most popular decade for this name was the 1920s, when 44 babies were registered. Zeffie has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Zeffie by Decade
How has Zeffie 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.
Zeffie + Last Name Combinations
How many people share a full name with Zeffie as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Zeffie
Other first names starting with Z with a similar number of bearers.
Zeffie: Questions and Answers
How many people in the U.S. are named Zeffie?
We estimate approximately 5 people named Zeffie 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 Zeffie a common name?
Zeffie is classified as "Very Rare" and is more popular than 18.2% of all first names in the SSA database. A total of 130 births have been registered with this name since 1880.
When was Zeffie most popular?
Zeffie reached peak popularity in 1927, when 12 babies were given this name. The average age of a living person named Zeffie is approximately 83 years old, reflecting when the name was most commonly given.
Is Zeffie a female name?
Zeffie is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Zeffie Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Zeffie Smith, Zeffie Johnson, Zeffie 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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