How Many People Are Named Phyillis?
An estimated 49 people in the United States have the first name Phyillis. It is almost exclusively a female name. The average bearer is 67 years old, and Phyillis peaked in popularity in 1956 with 8 births that year.
Below you will find a full statistical profile of Phyillis 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 Phyillis paired with any surname.
Key Insights
- With an average bearer age of 67, Phyillis is a vintage name most associated with earlier generations. Most living bearers were born before 1969.
- Phyillis is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
49
About 1 in 6,994,986 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
67
years old
Peak Year
1956
8 births
Total Registered
70
since 1880
Gender Distribution for Phyillis
Phyillis is almost exclusively a female name. Out of 70 total births registered, 100.0% were female.
Phyillis as a female name
Ranked #6,369 in 1966
6 female births in 1966
Peak: 1956 (8 births)
Phyillis: Popularity Over Time
SSA records for Phyillis span from the 1920s to the 1960s, covering 4 decades of naming data. The most popular decade for this name was the 1960s, when 33 babies were registered. Phyillis remains highly popular today, with recent registration numbers near its historical peak.
Phyillis by Decade
How has Phyillis 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.
Phyillis + Last Name Combinations
How many people share a full name with Phyillis as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Phyillis
Other first names starting with P with a similar number of bearers.
Phyillis: Questions and Answers
How many people in the U.S. are named Phyillis?
We estimate approximately 49 people named Phyillis 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 6,994,986 Americans share this first name.
Is Phyillis a common name?
Phyillis is classified as "Very Rare" and is more popular than 54% of all first names in the SSA database. A total of 70 births have been registered with this name since 1880.
When was Phyillis most popular?
Phyillis reached peak popularity in 1956, when 8 babies were given this name. The average age of a living person named Phyillis is approximately 67 years old, reflecting when the name was most commonly given.
Is Phyillis a female name?
Phyillis is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Phyillis Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Phyillis Smith, Phyillis Johnson, Phyillis 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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