Ailin
Ailin was the 3715th most popular name for girls in 2025, given to 40 babies. Its best year was 2012, when it ranked 2235th with 84 babies. Over the last ten years it has moved down 788 places. More babies were named Ailin in the 2010s than in any other decade.
Meaning (as Aylin) Origin uncertain · Turkish
- Rank in 2025
- #3,715 girls, up 1,294 places since 2020
- Babies in 2025
- 40girls
- Girls and boys
- Almost always a girl’s name2021–2025
- Peak year
- 201284 babies
- Total since 1880
- 1,183babies recorded
What does the name Ailin mean?
Ailin is a spelling of Aylin, pronounced the same way, so it shares Aylin's meaning and origin.
Aylin is a Turkish girl's name built on ay, "moon". It is often explained as "moon halo" or "moonlight", but the exact formation is not documented in the sources consulted. In the US it is also used in Spanish-speaking families, where it may be heard as a form of Eileen. It appears in US records from the 1970s.
ay (Turkish, “moon”)
How sure is this? Uncertain. The 'moon' element is likely; the full meaning is not documented here.
Other explanations you may read: means 'halo around the moon'.
Related names: Ayla, Eileen, Aileen.
Sources for this meaning
- Wiktionary, entry 'ay', Wiktionary (Wikimedia Foundation)
- US Social Security Administration, national baby-name data 1880-2025 (usage history only), US Social Security Administration
Ailin popularity since 1880
A few boys are given the name too: 5 since 2012.
| Year | Rank (girls) | Babies (girls) |
|---|---|---|
| 2025 | #3,715 | 40 |
| 2020 | #5,009 | 25 |
| 2010 | #2,727 | 65 |
| 2000 | #5,315 | 21 |
| 1990 | #12,988 | 5 |
| 1980 | — | — |
| 1970 | — | — |
| 1960 | — | — |
| 1950 | — | — |
| 1940 | — | — |
| 1930 | — | — |
| 1920 | — | — |
| 1910 | — | — |
| 1900 | — | — |
| 1890 | — | — |
| 1880 | — | — |
How popular is Ailin, counting every spelling?
Ailin is a spelling of Aylin, a name family that ranked #220 for girls in 2025 once every spelling is counted together, compared with #3,715 for Ailin on its own. Together these spellings went to 1,584 girls in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Aylin | 885 | #345 | 3,892 |
| Ailyn | 169 | #1,318 | 789 |
| Aylen | 125 | #1,655 | 474 |
| Ailen | 86 | #2,154 | 321 |
| Aelin | 107 | #1,855 | 317 |
| Ailin | 40 | #3,715 | 151 |
| Ailynn | 20 | #5,921 | 141 |
| Eilyn | 30 | #4,585 | 106 |
| Aelyn | 23 | #5,415 | 90 |
| Aylinn | 12 | #8,437 | 82 |
| Ayline | 13 | #7,950 | 70 |
| Aylene | 15 | #7,190 | 59 |
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 Ailin?
40 of the 3,606,400 babies born in the US in 2025 were named Ailin (0.01 per 1,000 births). For a girl named Ailin 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 210 (of 430 pupils) would have a child named Ailin.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Ailin?
About 1,200 people born in the US named Ailin are alive today, with a median age of 15; half are between 10 and 20. That makes Ailin 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.
Ailin by state
How common Ailin was among girls born in each state in 2021–2025. It is notably more common than nationally in California (2.0×). In 47 states fewer than five girls a year got the name, too few for SSA to publish, so those states show as zero.
Names with a similar history
These names rose and fell in step with Ailin: their share of US girls followed the most similar curve since 1880. If you like Ailin, they share its era and feel.
Questions about the name Ailin
What does Ailin mean?
The origin of Aylin is uncertain: the 'moon' element is likely; the full meaning is not documented here.
How popular is the name Ailin?
Ailin was the 3715th most popular name for girls in 2025, given to 40 babies. Its best year was 2012, when it ranked 2235th with 84 babies. Over the last ten years it has moved down 788 places. More babies were named Ailin in the 2010s than in any other decade.
Is Ailin a boy or girl name?
In 2021–2025, almost always a girl’s name given the name Ailin in the US.
Where is Ailin most popular?
In 2021–2025, Ailin was most common in California (0.04 per 1,000 girls), followed by Illinois and Texas.