How Many People Are Named Guilianna?
An estimated 194 people in the United States have the first name Guilianna. It is almost exclusively a female name. The average bearer is 15 years old, and Guilianna peaked in popularity in 2010 with 23 births that year.
Below you will find a full statistical profile of Guilianna as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, state-by-state birth registrations, and, when available, a 2020 Census snapshot showing who had the name at that point in time. You can also check how many people share the full name Guilianna paired with any surname.
Estimated Living Americans
194
About 1 in 1,766,775 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
15
years old
Peak Year
2010
23 births
Total Registered
196
since 1880
Gender Distribution for Guilianna
Guilianna is almost exclusively a female name. Out of 196 total births registered, 100.0% were female.
Guilianna as a female name
Ranked #14,022 in 2024
6 female births in 2024
Peak: 2010 (23 births)
Guilianna: Popularity Over Time
SSA records for Guilianna span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2010s, when 112 babies were registered. Guilianna has declined significantly from its peak in the 2010s. Recent registrations are a fraction of what they were at the name's height.
Guilianna by Decade
How has Guilianna 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.
Guilianna by State
Guilianna + Last Name Combinations
How many people share a full name with Guilianna as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Guilianna
Other first names starting with G with a similar number of bearers.
Guilianna: Questions and Answers
How many people in the U.S. are named Guilianna?
We estimate approximately 194 people named Guilianna 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 1,766,775 Americans share this first name.
Is Guilianna a common name?
Guilianna is classified as "Very Rare" and is more popular than 73.8% of all first names in the SSA database. A total of 196 births have been registered with this name since 1880.
When was Guilianna most popular?
Guilianna reached peak popularity in 2010, when 23 babies were given this name. The average age of a living person named Guilianna is approximately 15 years old, reflecting when the name was most commonly given.
What does the SSA popularity chart show?
The popularity chart tracks birth registrations, not people currently alive. It shows how often Guilianna was given to babies from 1880 through 2024, which is why it is the best tool on the page for seeing long-run naming trends.
Is Guilianna a female name?
Guilianna is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
Why can Guilianna have a lot of living bearers even if it is not trendy now?
Because a name can build up a large population over many decades. Guilianna peaked in 2010, and the average living bearer is about 15 years old, so a name can still have millions of living bearers even after it stops feeling current for newborns.
How many Guilianna Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Guilianna Smith, Guilianna Johnson, Guilianna 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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