Kaily
Kaily was the 4113th most popular name for girls in 2025, given to 35 babies. Its best year was 2010, when it ranked 1682nd with 126 babies. Over the last ten years it has moved down 1,510 places. More babies were named Kaily in the 2000s than in any other decade.
Meaning (as Kaylee) Origin not documented
- Rank in 2025
- #4,113 girls, down 1,169 places since 2020
- Babies in 2025
- 35girls
- Girls and boys
- Almost always a girl’s name2021–2025
- Peak year
- 2010126 babies
- Total since 1880
- 2,560babies recorded
What does the name Kaily mean?
Kaily is a spelling of Kaylee, pronounced the same way, so it shares Kaylee's meaning and origin.
Kaylee is a late-20th-century coinage. Wiktionary gives two explanations: a combination of Kay and Lee, or a variant of the surnames Cayley or Keeley. Wikipedia describes it as a modern English blend of Kay and Lee. It became popular in the US in the 1990s and 2000s, with many spellings such as Kailey and Kayleigh. Because it was made for its sound, it has no single meaning.
How sure is this? Not documented. A modern blend (Kay + Lee) or a surname variant; no meaning of its own.
Related names: Kayleigh, Kailey, Kaylie, Caylee, Kylie.
Sources for this meaning
- Wiktionary, entry 'Kaylee', Wiktionary (Wikimedia Foundation); facts restated, no text reused
- Wikipedia, 'Kaylee', Wikipedia (Wikimedia Foundation); facts restated, no text reused
Kaily popularity since 1880
| Year | Rank (girls) | Babies (girls) |
|---|---|---|
| 2025 | #4,113 | 35 |
| 2020 | #2,944 | 55 |
| 2010 | #1,682 | 126 |
| 2000 | #2,353 | 66 |
| 1990 | #3,562 | 30 |
| 1980 | — | — |
| 1970 | — | — |
| 1960 | — | — |
| 1950 | — | — |
| 1940 | — | — |
| 1930 | — | — |
| 1920 | — | — |
| 1910 | — | — |
| 1900 | — | — |
| 1890 | — | — |
| 1880 | — | — |
How popular is Kaily, counting every spelling?
Kaily is a spelling of Kaylee, a name family that ranked #115 for girls in 2025 once every spelling is counted together, compared with #4,113 for Kaily on its own. Together these spellings went to 2,743 girls in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Kaylee | 1,205 | #255 | 8,048 |
| Kaeli | 358 | #756 | 1,257 |
| Keily | 194 | #1,191 | 1,257 |
| Kailey | 153 | #1,420 | 1,086 |
| Kaylie | 148 | #1,454 | 1,008 |
| Caylee | 84 | #2,200 | 659 |
| Kailee | 98 | #1,969 | 624 |
| Caeli | 90 | #2,081 | 503 |
| Kayley | 45 | #3,429 | 284 |
| Kayli | 43 | #3,548 | 251 |
| Kaely | 47 | #3,317 | 223 |
| Kaily | 35 | #4,113 | 212 |
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 Kaily?
35 of the 3,606,400 babies born in the US in 2025 were named Kaily (0.01 per 1,000 births). For a girl named Kaily 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 240 (of 430 pupils) would have a child named Kaily.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Kaily?
About 2,500 people born in the US named Kaily are alive today, with a median age of 18; half are between 12 and 26. That makes Kaily 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.
Kaily by state
How common Kaily was among girls born in each state in 2021–2025. It is notably more common than nationally in California (1.6×). 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 Kaily: their share of US girls followed the most similar curve since 1880. If you like Kaily, they share its era and feel.
Questions about the name Kaily
How popular is the name Kaily?
Kaily was the 4113th most popular name for girls in 2025, given to 35 babies. Its best year was 2010, when it ranked 1682nd with 126 babies. Over the last ten years it has moved down 1,510 places. More babies were named Kaily in the 2000s than in any other decade.
Is Kaily a boy or girl name?
In 2021–2025, almost always a girl’s name given the name Kaily in the US.
Where is Kaily most popular?
In 2021–2025, Kaily was most common in California (0.04 per 1,000 girls), followed by Florida and Texas.