Libby
Libby was the 1146th most popular name for girls in 2025, given to 202 babies. Its best year was 1934, when it ranked 605th; the most babies were born in 2009 (355). Over the last ten years it has moved down 146 places. More babies were named Libby in the 2000s than in any other decade.
Meaning Not yet researched how we research meanings
- Rank in 2025
- #1,146 girls, up 7 places since 2020
- Babies in 2025
- 202girls
- Girls and boys
- Almost always a girl’s name2021–2025
- Peak year
- 2009355 babies
- Total since 1880
- 17,971babies recorded
Libby popularity since 1880
A few boys are given the name too: 5 since 1955.
| Year | Rank (girls) | Babies (girls) |
|---|---|---|
| 2025 | #1,146 | 202 |
| 2020 | #1,153 | 205 |
| 2010 | #793 | 346 |
| 2000 | #1,068 | 194 |
| 1990 | #1,507 | 103 |
| 1980 | #1,170 | 115 |
| 1970 | #1,037 | 119 |
| 1960 | #618 | 264 |
| 1950 | #795 | 119 |
| 1940 | #806 | 78 |
| 1930 | #903 | 65 |
| 1920 | #794 | 83 |
| 1910 | #716 | 35 |
| 1900 | #791 | 22 |
| 1890 | #907 | 10 |
| 1880 | — | — |
How popular is Libby, counting every spelling?
Libby is the most common spelling of a name family that ranked #1,015 for girls in 2025 once every spelling is counted together, compared with #1,146 for Libby on its own. Together these spellings went to 233 girls in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Libby | 202 | #1,146 | 1,102 |
| Libi | 24 | #5,330 | 93 |
| Libbie | 7 | #12,634 | 43 |
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 Libby?
202 of the 3,606,400 babies born in the US in 2025 were named Libby (0.06 per 1,000 births). For a girl named Libby 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 42 (of 430 pupils) would have a child named Libby.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Libby?
About 14,000 people born in the US named Libby are alive today, with a median age of 27; half are between 15 and 60. That makes Libby mostly worn by children and young adults. The wide spread shows a name popular in two different eras.
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.
Libby by state
How common Libby was among girls born in each state in 2021–2025. It is notably more common than nationally in New York (5.2×), New Jersey (1.7×), Alabama (1.6×). In 21 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 Libby: their share of US girls followed the most similar curve since 1880. If you like Libby, they share its era and feel.
Libby is also a nickname for Elizabeth and Liberty.
Questions about the name Libby
How popular is the name Libby?
Libby was the 1146th most popular name for girls in 2025, given to 202 babies. Its best year was 1934, when it ranked 605th; the most babies were born in 2009 (355). Over the last ten years it has moved down 146 places. More babies were named Libby in the 2000s than in any other decade.
Is Libby a boy or girl name?
In 2021–2025, almost always a girl’s name given the name Libby in the US.
Where is Libby most popular?
In 2021–2025, Libby was most common in New York (0.71 per 1,000 girls), followed by Mississippi and New Jersey.