Fallon
Fallon was the 779th most popular name for girls in 2025, given to 349 babies. Its best year was 1982, when it ranked 376th with 611 babies. Over the last ten years it has moved up 347 places. More babies were named Fallon in the 1980s than in any other decade.
Meaning descendant of Fallamhan (Irish surname) · Irish
Say it FAL-un /ˈfælən/
- Rank in 2025
- #779 girls, up 86 places since 2020
- Babies in 2025
- 349girls
- Girls and boys
- 94% girls, 6% boys2021–2025
- Peak year
- 1982611 babies
- Total since 1880
- 12,253babies recorded
What does the name Fallon mean?
Fallon is an Irish surname, a reduced anglicized form of Ó Fallamhain, descendant of Fallamhan, according to Wiktionary. Wiktionary connects the personal name with an Irish word for ruler or governor. Wiktionary also lists American places named Fallon after people with the surname. As a first name Fallon has been used in the US since the 1970s; its use for girls peaked in the early 1980s.
Ó Fallamhain (Irish, “descendant of Fallamhan”)follúnaitheoir (Irish, “ruler, governor”)
How sure is this? Probable. Wiktionary only; the 'ruler' connection is described as a relationship, not a direct derivation.
See also: Irish names.
Sources for this meaning
- Wiktionary, entry 'Fallon' (English section), Wiktionary (CC BY-SA 4.0; facts restated, no text reused)
- US Social Security Administration, national baby-name data 1880-2025 (yob*.txt), team3 computation of first year recorded, US Social Security Administration (public domain)
Fallon popularity since 1880
| Year | Rank (girls) | Rank (boys) | Babies (girls) | Babies (boys) |
|---|---|---|---|---|
| 2025 | #779 | #5,943 | 349 | 15 |
| 2020 | #865 | #3,517 | 311 | 31 |
| 2010 | #1,237 | #3,926 | 195 | 26 |
| 2000 | #1,205 | — | 165 | — |
| 1990 | #921 | — | 207 | — |
| 1980 | — | — | — | — |
| 1970 | — | — | — | — |
| 1960 | — | — | — | — |
| 1950 | — | — | — | — |
| 1940 | — | — | — | — |
| 1930 | — | — | — | — |
| 1920 | — | — | — | — |
| 1910 | — | — | — | — |
| 1900 | — | — | — | — |
| 1890 | — | — | — | — |
| 1880 | — | — | — | — |
How popular is Fallon, counting every spelling?
Fallon is the most common spelling of a name family that ranked #655 for girls in 2025 once every spelling is counted together, compared with #779 for Fallon on its own. Together these spellings went to 440 girls in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Fallon | 349 | #779 | 1,955 |
| Fallyn | 33 | #4,289 | 239 |
| Falynn | 23 | #5,462 | 146 |
| Falyn | 16 | #6,935 | 91 |
| Falon | 7 | #12,322 | 52 |
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 Fallon?
349 of the 3,606,400 babies born in the US in 2025 were named Fallon (0.10 per 1,000 births). For a girl named Fallon 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 24 (of 430 pupils) would have a child named Fallon.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Fallon?
About 11,400 people born in the US named Fallon are alive today, with a median age of 23; half are between 9 and 38. That makes Fallon mostly worn by children and young adults.
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.
Fallon by state
How common Fallon was among girls born in each state in 2021–2025. It is notably more common than nationally in Mississippi (2.6×), Missouri (2.4×), Arkansas (2.4×), Alabama (2.0×), Kentucky (1.8×). It is least common, relative to the national rate, in Utah, California, Arizona.
Names with a similar history
These names rose and fell in step with Fallon: their share of US girls followed the most similar curve since 1880. If you like Fallon, they share its era and feel.
Middle names for Fallon · Sibling names for Fallon
Questions about the name Fallon
What does Fallon mean?
Fallon means “descendant of Fallamhan (Irish surname)” (Irish origin). Certainty: probable.
How popular is the name Fallon?
Fallon was the 779th most popular name for girls in 2025, given to 349 babies. Its best year was 1982, when it ranked 376th with 611 babies. Over the last ten years it has moved up 347 places. More babies were named Fallon in the 1980s than in any other decade.
Is Fallon a boy or girl name?
In 2021–2025, 94% girls, 6% boys given the name Fallon in the US.
Where is Fallon most popular?
In 2021–2025, Fallon was most common in Mississippi (0.62 per 1,000 girls), followed by Missouri and Arkansas.