Lennon
Lennon was the 214th most popular name for girls in 2025, given to 1,421 babies. That is its highest rank since records began in 1880. Over the last ten years it has moved up 304 places. More babies were named Lennon in the 2020s than in any other decade.
Meaning Origin uncertain · Irish
Say it LEN-uhn /ˈlɛnən/
- Rank in 2025
- #214 girls, up 85 places since 2020
- Babies in 2025
- 1,421girls
- Girls and boys
- 79% girls, 21% boys2021–2025
- Peak year
- 20251,421 babies
- Total since 1880
- 20,579babies recorded
What does the name Lennon mean?
Lennon is an Irish surname with two sources, according to Wiktionary and Wikipedia: Ó Leannáin, 'descendant of Leannán', from leannán, 'lover, sweetheart', and Ó Lonáin, 'descendant of Lonán', from lon, 'blackbird'. Wiktionary notes that it is best known as the surname of John Lennon of the Beatles, and its modern use as a first name, for both boys and girls, is tied to him.
leannán (Irish, “lover, sweetheart”)lon (Irish, “blackbird”)
How sure is this? Uncertain. Two Irish surname sources ('lover' and 'blackbird'); either may apply.
Related names: Lennan, Lennox.
See also: Irish names.
Sources for this meaning
- Wiktionary, entry 'Lennon', Wiktionary (Wikimedia Foundation); facts restated, no text reused
- Wikipedia, 'Lennon (name)', Wikipedia (Wikimedia Foundation); facts restated, no text reused
Nicknames for Lennon
The usual nicknames for Lennon are Len.
| Nickname | Kind | Rank 2025 | Girls, 5 years |
|---|---|---|---|
| Len · also for Lennox, Leonard | Modern | — | — |
Nicknames reviewed by our editors; counts are girls given the nickname as their legal first name. Nobody records how many Lennons go by each one.
Lennon popularity since 1880
| Year | Rank (girls) | Rank (boys) | Babies (girls) | Babies (boys) |
|---|---|---|---|---|
| 2025 | #214 | #808 | 1,421 | 308 |
| 2020 | #299 | #691 | 1,078 | 369 |
| 2010 | #2,355 | #916 | 81 | 221 |
| 2000 | #12,568 | #2,159 | 7 | 47 |
| 1990 | — | #3,545 | — | 17 |
| 1980 | — | #3,040 | — | 15 |
| 1970 | — | #2,815 | — | 12 |
| 1960 | — | #2,170 | — | 15 |
| 1950 | — | #2,383 | — | 11 |
| 1940 | — | #2,593 | — | 9 |
| 1930 | — | #2,904 | — | 9 |
| 1920 | — | #3,093 | — | 9 |
| 1910 | — | — | — | — |
| 1900 | — | — | — | — |
| 1890 | — | — | — | — |
| 1880 | — | — | — | — |
How popular is Lennon, counting every spelling?
Lennon is the most common spelling of a name family that ranked #221 for girls in 2025 once every spelling is counted together, compared with #214 for Lennon on its own. Together these spellings went to 1,570 girls in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Lennon | 1,421 | #214 | 6,595 |
| Lennyn | 136 | #1,552 | 512 |
| Lennan | 6 | #14,188 | 42 |
Spellings count together when they sound the same in American English and are used for the same sex; nicknames and forms that sound different (such as Theo and Theodore) are kept apart. How we group spellings.
How many kids will share the name Lennon?
1,421 of the 3,606,400 babies born in the US in 2025 were named Lennon (0.39 per 1,000 births). For a girl named Lennon born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 6 (of 430 pupils) would have a child named Lennon.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Lennon?
About 12,500 people born in the US named Lennon are alive today, with a median age of 5; half are between 3 and 9. That makes Lennon a young name: most people with it are children.
Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.
Lennon by state
How common Lennon was among girls born in each state in 2021–2025. It is notably more common than nationally in South Dakota (6.6×), North Dakota (6.4×), Maine (3.9×), Nebraska (3.8×), Iowa (3.4×). It is least common, relative to the national rate, in Rhode Island, Delaware, Texas.
Names with a similar history
These names rose and fell in step with Lennon: their share of US girls followed the most similar curve since 1880. If you like Lennon, they share its era and feel.
Middle names for Lennon · Sibling names for Lennon
Questions about the name Lennon
What does Lennon mean?
The origin of Lennon is uncertain: two Irish surname sources ('lover' and 'blackbird'); either may apply.
How popular is the name Lennon?
Lennon was the 214th most popular name for girls in 2025, given to 1,421 babies. That is its highest rank since records began in 1880. Over the last ten years it has moved up 304 places. More babies were named Lennon in the 2020s than in any other decade.
Is Lennon a boy or girl name?
In 2021–2025, 79% girls, 21% boys given the name Lennon in the US.
Where is Lennon most popular?
In 2021–2025, Lennon was most common in South Dakota (5.39 per 1,000 girls), followed by North Dakota and Maine.