How Many People Are Named Lennon?
An estimated 18,438 people in the United States have the first name Lennon. It is used for both genders, with 59.2% female. The average bearer is 10 years old, and Lennon peaked in popularity in 2022 with 1,730 births that year.
Below you will find a full statistical profile of Lennon 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 Lennon paired with any surname.
Key Insights
- Lennon has undergone a significant gender shift. Originally given predominantly to boys, it is now more commonly a girls' name.
- Lennon is a genuinely unisex name, given to both boys and girls in roughly equal numbers.
- Lennon is a modern name. With an average bearer age of just 10, it has gained most of its popularity in recent years.
Estimated Living Americans
18,438
About 1 in 18,590 people in the U.S.
Rarity
Uncommon
Predicted Gender
Female
59.2% confidence
Average Age
10
years old
Peak Year
2022
1,730 births
Total Registered
18,838
since 1880
Gender Distribution for Lennon
Lennon is a genuinely unisex name, used for both males (40.8%) and females (59.2%). Out of 18,838 total births registered, 7,694 were male and 11,144 were female.
Lennon as a male name
Ranked #784 in 2024
320 male births in 2024
Peak: 2016 (451 births)
Lennon as a female name
Ranked #237 in 2024
1,311 female births in 2024
Peak: 2022 (1,318 births)
Lennon: Popularity Over Time
SSA records for Lennon span from the 1910s to the 2020s, covering 12 decades of naming data. The most popular decade for this name was the 2020s, when 8,089 babies were registered. Lennon remains highly popular today, with recent registration numbers near its historical peak.
Lennon by Decade
How has Lennon 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.
Lennon by State
Birth registrations for Lennon span all 48 states and territories in the SSA database. The highest counts are in California, Texas, Michigan. The lowest are in Delaware, Alaska, Wyoming. On average, about 324 Lennons were registered per state.
Lennon + Last Name Combinations
How many people share a full name with Lennon as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Lennon
Other first names starting with L with a similar number of bearers.
Lennon: Questions and Answers
How many people in the U.S. are named Lennon?
We estimate approximately 18,438 people named Lennon 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 18,590 Americans share this first name.
Is Lennon a common name?
Lennon is classified as "Uncommon" and is more popular than 98.4% of all first names in the SSA database. A total of 18,838 births have been registered with this name since 1880.
When was Lennon most popular?
Lennon reached peak popularity in 2022, when 1,730 babies were given this name. The average age of a living person named Lennon is approximately 10 years old, reflecting when the name was most commonly given.
Is Lennon a female name?
Lennon is predominantly female. 59.2% of people with this name are female. See the gender breakdown above for full details.
How many Lennon Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Lennon Smith, Lennon Johnson, Lennon 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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