Declining since 2018.
Popularity of Sibley since 1917
Babies named Sibley per year in U.S. Social Security records.
Data table (by decade)
| Decade | Girls | Boys |
|---|---|---|
| 1910s | 0 | 7 |
| 1920s | 0 | 11 |
| 1930s | 0 | 0 |
| 1940s | 0 | 0 |
| 1950s | 0 | 0 |
| 1960s | 0 | 0 |
| 1970s | 0 | 0 |
| 1980s | 0 | 0 |
| 1990s | 0 | 0 |
| 2000s | 31 | 0 |
| 2010s | 71 | 0 |
| 2020s | 15 | 0 |
Meaning & origin
Sibley is a modern American given name that emerged around the year 2000, first recorded in 2000, but remains highly uncommon. Its peak year of usage was 2017, though even then it did not enter the national rankings. The name has been on a downward trajectory since 2018, indicating a brief period of modest interest that has since faded. As a name without a clear pre-20th-century etymology, Sibley's appeal likely lies in its resemblance to other surname-inspired choices ending in "ey" or "lee," such as Harley or Hadley. While not tied to any specific cultural or religious tradition, its rarity may appeal to parents seeking a distinctive and modern-sounding name for a girl.
Sibley first appeared as a given name in the United States around the year 2000, likely drawn from the English surname Sibley. The surname itself has multiple possible origins, including a diminutive of Sibyl (from the Greek Sibylla, meaning 'prophetess') or a habitational name from a place in England. As a given name, it remains rare and has no clear etymological root in a specific language; its use as a first name is a modern coinage, possibly influenced by the fashionable -ey ending for girls.
Nicknames & variants
Nicknames: Sib, Sibby, Lee
Sibling names for Sibley
Names that share Sibley's style, for a brother or sister.

