Jyll
Girls' nameMeaning not yet documented
Jyll has been given to 91 babies in the U.S. since 1954. 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 1954, with 9 recorded.
Babies named Jyll, 1983
1 in 693,000
Jyll 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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.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 Jyll?
Jyll had fewer than 5 recorded uses in 2025, so these figures use 1983, the last year it was published.
- Among all babies, 1983
- 1 in 693,000
- 5 of 3,463,011 births
- Among girls only
- 1 in 334,000
- <0.01% of girls
- Rank, 1983
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 480,076 kids
- Even odds of a second one
Where Jyll sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 1983 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 480,076 children born in 1983 and it's an even bet that one of them is another Jyll. In a class of 30 the chance is Under 1%.
When Jylls were born
Half of everyone ever recorded as Jyll was born before 1968 — so the typical Jyll is around 57 today.
- Biggest decade
- 1970s
- 37.4% of all use
- Born in the last 25 years
- 84.6%
- A modern name
- Recorded since 1950
- 91
- People you could plausibly meet
1970s — 37.4% of all recorded uses (34).
Is Jyll 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 1954 (9)
- Years since peak
- 71
- Years
- Year-to-year steadiness
- Shifting
- 18.6% average annual change
Spellings of Jyll
Jyll is not the most common spelling — Jill is, with 40.0% against Jyll's 0.02%.
Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.
Jyll around the world
Where Jyll 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.
- South Australia1950–1950#436in 1950
Popularity data from Consumer and Business Services (South Australia). CBS SA data under CC BY 4.0.
Jyll by the numbers
The raw record for each sex the name is used for.
Names similar to Jyll
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Jyll
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.