How Many People Are Named Alannah?
An estimated 7,162 people in the United States have the first name Alannah. It is almost exclusively a female name. The average bearer is 17 years old, and Alannah peaked in popularity in 2015 with 370 births that year.
Below you will find a full statistical profile of Alannah 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 Alannah paired with any surname.
Key Insights
- Alannah is a modern name. With an average bearer age of just 17, it has gained most of its popularity in recent years.
Estimated Living Americans
7,162
About 1 in 47,857 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
17
years old
Peak Year
2015
370 births
Total Registered
7,267
since 1880
Gender Distribution for Alannah
Alannah is almost exclusively a female name. Out of 7,267 total births registered, 100.0% were female.
Alannah as a female name
Ranked #1,506 in 2024
143 female births in 2024
Peak: 2015 (370 births)
Alannah: Popularity Over Time
SSA records for Alannah span from the 1940s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2010s, when 3,003 babies were registered. Alannah has declined significantly from its peak in the 2010s. Recent registrations are a fraction of what they were at the name's height.
Alannah by Decade
How has Alannah 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.
Alannah by State
Birth registrations for Alannah span all 38 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in Rhode Island, Nevada, New Hampshire. On average, about 140 Alannahs were registered per state.
Alannah + Last Name Combinations
How many people share a full name with Alannah as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Alannah
Other first names starting with A with a similar number of bearers.
Alannah: Questions and Answers
How many people in the U.S. are named Alannah?
We estimate approximately 7,162 people named Alannah 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 47,857 Americans share this first name.
Is Alannah a common name?
Alannah is classified as "Rare" and is more popular than 97.2% of all first names in the SSA database. A total of 7,267 births have been registered with this name since 1880.
When was Alannah most popular?
Alannah reached peak popularity in 2015, when 370 babies were given this name. The average age of a living person named Alannah is approximately 17 years old, reflecting when the name was most commonly given.
Is Alannah a female name?
Alannah is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Alannah Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Alannah Smith, Alannah Johnson, Alannah 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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