Sibyle
Girls' nameMeaning not yet documented
Sibyle has been given to 49 babies in the U.S. since 1917. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 1918, with 13 recorded.
Babies named Sibyle, 1923
1 in 460,000
Sibyle over time, 1880–2025
Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
How common is Sibyle?
Sibyle had fewer than 5 recorded uses in 2025, so these figures use 1923, the last year it was published.
- Among all babies, 1923
- 1 in 460,000
- 5 of 2,302,410 births
- Among girls only
- 1 in 241,000
- <0.01% of girls
- Rank, 1923
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 319,183 kids
- Even odds of a second one
Where Sibyle sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 1923 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 319,183 children born in 1923 and it's an even bet that one of them is another Sibyle. In a class of 30 the chance is Under 1%.
When Sibyles were born
Half of everyone ever recorded as Sibyle was born before 1919 — so the typical Sibyle is around 106 today.
- Biggest decade
- 1910s
- 63.3% of all use
- Born in the last 25 years
- 100.0%
- A modern name
- Recorded since 1950
- 0
- People you could plausibly meet
1910s — 63.3% of all recorded uses (31).
Is Sibyle rising or falling?
Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.
- Rank vs 1 year ago
- —
- Not ranked then
- Rank vs 5 years ago
- New entry
- Not ranked then
- Rank vs 10 years ago
- —
- Not ranked then
- Births vs 10 years ago
- —
- Not published both years
- Share of its own peak
- 0%
- Peak was 1918 (13)
- Years since peak
- 107
- Years
- Year-to-year steadiness
- Volatile
- 44.2% average annual change
Spellings of Sibyle
Sibyle is not the most common spelling — Syble is, with 47.1% against Sibyle's 0.42%.
Sibyle around the world
Where Sibyle ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.
- France1994–2025#5,254in 2025
Popularity data from Institut national de la statistique et des études économiques. INSEE data under Licence Ouverte / Etalab 2.0.
Sibyle by the numbers
The raw record for each sex the name is used for.
Names similar to Sibyle
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Sibyle
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.