Jailyn
Jailyn was the 2469th most popular name for girls in 2025, given to 72 babies. Its best year was 2002, when it ranked 879th; the most babies were born in 2007 (278). Over the last ten years it has moved down 913 places. More babies were named Jailyn in the 2000s than in any other decade.
Meaning (as Jayleen) Origin not documented
- Rank in 2025
- #2,469 girls, down 873 places since 2020
- Babies in 2025
- 72girls
- Girls and boys
- 91% girls, 9% boys2021–2025
- Peak year
- 2007278 babies
- Total since 1880
- 5,886babies recorded
What does the name Jailyn mean?
Jailyn is a spelling of Jayleen, pronounced the same way, so it shares Jayleen's meaning and origin.
Jayleen is a 20th-century American coinage, a variant of Jaylene, according to Wiktionary. It combines Jay- with the -leen ending of names such as Kathleen and Colleen. Because it is built from name sounds rather than a word, it has no meaning of its own. US records show Jayleen from 1954, most common around 2010. Jaylene, Jaylin and Jaylee belong to the same family of modern Jay- names.
How sure is this? Not documented. Modern coinage.
Related names: Jaylene, Jaylin, Jaylee.
Sources for this meaning
- Wiktionary, entry 'Jayleen' (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)
Jailyn popularity since 1880
| Year | Rank (girls) | Rank (boys) | Babies (girls) | Babies (boys) |
|---|---|---|---|---|
| 2025 | #2,469 | #6,965 | 72 | 12 |
| 2020 | #1,596 | #5,554 | 131 | 16 |
| 2010 | #1,246 | #3,147 | 193 | 36 |
| 2000 | #986 | #2,945 | 215 | 30 |
| 1990 | #8,113 | — | 10 | — |
| 1980 | — | — | — | — |
| 1970 | — | — | — | — |
| 1960 | — | — | — | — |
| 1950 | — | — | — | — |
| 1940 | — | — | — | — |
| 1930 | — | — | — | — |
| 1920 | — | — | — | — |
| 1910 | — | — | — | — |
| 1900 | — | — | — | — |
| 1890 | — | — | — | — |
| 1880 | — | — | — | — |
How popular is Jailyn, counting every spelling?
Jailyn is a spelling of Jayleen, a name family that ranked #340 for girls in 2025 once every spelling is counted together, compared with #2,469 for Jailyn on its own. Together these spellings went to 973 girls in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Jayleen | 218 | #1,098 | 1,868 |
| Jaylene | 162 | #1,362 | 1,026 |
| Jaelynn | 121 | #1,696 | 908 |
| Jaelyn | 98 | #1,966 | 843 |
| Jaylynn | 92 | #2,054 | 572 |
| Jailyn | 72 | #2,469 | 533 |
| Jailyne | 57 | #2,945 | 406 |
| Jaylyn | 42 | #3,608 | 282 |
| Jailynn | 42 | #3,606 | 210 |
| Jailene | 22 | #5,626 | 161 |
| Jayline | 18 | #6,421 | 154 |
| Jeilyn | 11 | #9,128 | 55 |
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 Jailyn?
72 of the 3,606,400 babies born in the US in 2025 were named Jailyn (0.02 per 1,000 births). For a girl named Jailyn 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 116 (of 430 pupils) would have a child named Jailyn.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Jailyn?
About 5,100 people born in the US named Jailyn are alive today, with a median age of 19; half are between 12 and 24. That makes Jailyn 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.
Jailyn by state
How common Jailyn was among girls born in each state in 2021–2025. It is notably more common than nationally in California (1.6×), Texas (1.6×). In 38 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 Jailyn: their share of US girls followed the most similar curve since 1880. If you like Jailyn, they share its era and feel.
Questions about the name Jailyn
How popular is the name Jailyn?
Jailyn was the 2469th most popular name for girls in 2025, given to 72 babies. Its best year was 2002, when it ranked 879th; the most babies were born in 2007 (278). Over the last ten years it has moved down 913 places. More babies were named Jailyn in the 2000s than in any other decade.
Is Jailyn a boy or girl name?
In 2021–2025, 91% girls, 9% boys given the name Jailyn in the US.
Where is Jailyn most popular?
In 2021–2025, Jailyn was most common in Mississippi (0.13 per 1,000 girls), followed by California and Texas.