Jasia
Feminine · “Hebrew Yochanan”
Jasia is overwhelmingly a girls’ name — 577 girls against 6 boys since 1880.
Polish diminutives run in chains, and each link is a different degree of intimacy. Janina gives Janka, Jasia, Jasieńka and more, and a Polish speaker chooses among them the way an English speaker chooses a tone of voice. English has one suffix and no chain at all.
How old is the name Jasia?
Jasia first appears in US birth records in 1989 — 36 years ago. The typical Jasia alive today was born around 2006, making them about 19 years old. About 600 people named Jasia are estimated to be alive in the US today.
When was the name Jasia most popular?
Jasia peaked in 2000, reaching #3886 nationally. Today it ranks #9457, 5,571 places below that high. See the whole 2000 chart.
Lists built from the same records:
Where it comes from
From Yochanan to Jasia
The story of Jasia
Slavic diminutive systems are far richer than English ones and they encode social information rather than size. Polish builds them with a series of suffixes that can be stacked: from Jan comes Janek, Jasiek, Jas and Jasiu; from Maria comes Marysia, Marysieńka and Maniusia. Russian does the same with Ivan, Vanya, Vanyechka and Vanyusha, and the choice among them signals how close the speaker is, how the speaker feels at that moment, and sometimes how old the person is. Using the full formal name to a family member sounds cold; using the innermost diminutive to a stranger is intrusive. English has -y and -ie and a few irregular forms, and everything else has to be done with tone, which is why Slavic speakers writing in English often report that the language feels blunt.
Meaningscholars disagree
Hebrew Yochanan, Yah is gracious
Jasia is a Polish affectionate form of Janina or Joanna, ultimately from Hebrew Yochanan, Yah is gracious. In American records the same spelling also appears as a coined name built on the Ja- prefix and an -sia ending. The two are unrelated and the record does not distinguish them. The peak is 2000.
How the name formed
- Yochanan
- Janina
- Jasia
Related forms: Jasia · Janka
Pronouncing Jasia
YAH-shah
Two syllables in Polish, where si before a vowel is said sh. American English says JAY-zhah or JAH-see-ah instead.
Nicknames for Jasia
Moderate
What the data says
146 years of official birth records
The long climb, and where it stands now
The same years in position rather than babies
- First recorded
- 1989
- Most girls named
- 200433 — the highest on record
- Peak rank
- #3886reached in 2000
- Change vs 2024
- −16.7%10 in 2025, from 12
Rank is a position, a count is a headcount, and they move independently — a name can hold its rank while the number of babies behind it falls. Source: U.S. Social Security Administration.
Jasia in other languages
The same name elsewhere
- Jasia in Polish — same name
- Janka in Polish — related form
Jasias among us
people named Jasia are estimated to be alive in the US today
About 1 girl in 160,727 born in 2025 was named Jasia
Estimated from SSA birth records and published actuarial life tables. Method
Spellings of Jasia
- #9457
- Jasia on the 2025 chart
- #770
- counting every spelling
The SSA counts spellings, not names. Jasia went to 10 girls in 2025, but Jaziyah, Jaziah and Jasiyah and the rest below are the same name said out loud. Together the 11 spellings went to 190, which makes it the 770th most-given girls’ name of the year — 8,687 places above the chart.
and 3 rarer spellings.
About 1 girl in 8,459 born in 2025 was given one of these spellings — against 1 in 160,727 for Jasia itself.
Spellings are grouped by a fixed rule that folds interchangeable English spellings of one sound (ck/k, ph/f, x/ks, a non-initial y for i) and keeps vowels apart, so Sean and Shawn stay separate names. It errs towards splitting: a family here is never larger than the truth. SSA national data, 2025. Method
Is it right for you
What happens to a name after it peaks
The Marcea test
Every popular name lives one long story — a climb, a peak, a slow settling back. Jasia's later chapters haven't been written yet, so we borrowed them: Marcea climbed just as high around 1948, and its whole arc is on record. Line the two peaks up, and Marcea's path sketches the road Jasia is walking now.
Jasia sits in the calm middle of the cycle — neither chasing a wave nor sliding off one. Middle-of-the-cycle names age slowly and predictably.
A scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Jasia beside its neighbors
The names ranked closest to Jasia in 2025, in babies rather than position — the bars are to scale.
US girls given each name in 2025.
The trade-off
- It is a genuine Polish form with a documented history.
- Five letters and two syllables, compact on paper.
- Janina is available as the formal version.
- Polish and English pronounce it completely differently.
- It reads as an affectionate form rather than a formal name.
- Two unrelated origins produce the same spelling.
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What they receive
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Jasia
Feminine · #9457 in the U.S.
Frequently asked
- How many Jasias are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 600 people named Jasia are estimated to be alive in the US today.
- How do you spell Jasia?
- Jasia is one of 8 recorded spellings. Jaziyah is the more common one — 76 births in 2025 against 10 for Jasia.
- How popular is the name Jasia in 2025?
- Jasia ranks #9457 among US girl names in 2025, with 10 babies given the name.
- How rare is the name Jasia?
- About 1 in every 160,727 US girls born in 2025 was named Jasia — 10 in all.
- Will my child share the name Jasia with classmates?
- Jasia will almost certainly be the only one in school.
Ranked beside Jasia
Names sitting at a similar level of popularity right now.
Leta#9457 · Inga#9457 · Delphia#9457 · Cammie#9457 · Lisandra#9457 · Amee#9457 · Venecia#9457 · Annetta#9457
Looking for what else is popular rather than what resembles Jasia? See the current top 100.
Choosing between Jasia and another name?
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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